Surveying SSC JE
in a metric chain ,number of links per meter run can be (SSC JE 2009-M) A.2 B.5 C.8 D.0
B
The most accurate instrument for measuring horizontal and vertical angles is SSC JE 2014 (M) (a) Theodolite (b)Dumpy level (c) Compass (d)Tape and chain
A
The line normal to the plumb line is known as (A)horizontal line (B)level line (C)datum line (D)vertical line
B
.a well- conditioned triangle has angels not less than __and more than __respectively [SSC JE 01-03-2017 FN] A.100,90o B.20o,120o C.90o,120o D.none of these
D
'Offsets' are [SSC JE 2013] (a) Lateral measurements from chain line (b) Ties or check lines which are perpendicular to chain line (c)Sets of minor measurements in chain surveying (d)Chain lines which go out of alignment
A
A building is an obstacle to [SSC JE 2011] (a)both chaining and ranging (b)chaining but not ranging (c)ranging but not chaining (d)neither chaining nor ranging
A
A level line is a [SSC JE 2013] (a)line parallel to the mean spheroidal surface of the earth (b) line passing through centre of cross hairs and centre of eye-piece (c)line passing through objective lens and the eye piece (d)horizontal line
A
A relatively fixed point of known elevation above datum is called _[SSC JE 04-03-2017 FN] 1) bench mark 2) datum point 3) reduced level 4) reference point
A
A scale representing either three units or only one unit and its fractions upto second place of decimal point is___________________ ____________________________________ . [SSC JE 01-03-2017 AN] 1) Diagonal scale 2) Comparative scale 3) Vernier scale 4) Shrunk scale
A
A series of closely spaced contour lines represents a [SSC JE 2004] (a)steep slope (b) gentle slope (c) uniform slope (d) plane surface
A
A staff reading taken on a point whose elevation is to be determined as a change point is called[SSC JE 2014 AN] a) foresight reading b) backsight reading c) intermediate sight d) long sight
A
An azimuth is [SSC JE 2005] (a) true bearing (b) magnetic bearing (c) arbitrary bearing (d) none of the above
A
Calculate the apex distance, if the deflection angle is 60 degree and the degree of curve is 8 degree. [SSC JE 27-01-2018 FN] 1) 33.26 2) 124.13 3) 215 4) 262.8
A
Calculate the magnetic declination, if the magnetic bearing of a line is N810E and true bearing of the line is N 77o E . [SSC JE 24-01-2018 AN] 1)4 degree eastward 2)-8 degree eastward 3)-4 degree westward 4)4 degree southward
A
Correction per chain length of 100 links along a slope of α° is [SSC JE 04-03-2017 AN] 2) 1.5α /100 3) 1.5α3/100 4) 1.5α3
A
Cross staff is used for: [SSC JE 2010] (a)setting out right angles (b)measuring horizontal angles (c)both (A) and (B) (d)none of the above
A
For s tachometer the additive and multiplying constants are : [SSC JE 2010] (a)0 and 100 (b) 100 and 0 (c) 0 and 0 (d) 100 and 100
A
For tacheometer the additive and multiplying constants respectively are [SSC JE 2004] (a) 0 and 100 (b) 100 and 0 (c) 0 and 0 (d) 100 and 100
A
For taking offsets with an optical square on the right hand side of the chain line it is held__[SSC JE 02-03-2017 FN] 1)by right hand upside down 2)by left hand upright 3)by right hand upright 4)by left hand upside down
A
How much refraction correction (in m) is required for a distance of 500 m? [SSC JE 29-01-2018 AN] 1)0.0028 2)0.0056 3)5.61 4)2850
A
If h is the difference in height between end points of a chain of length I the required slope correction is__[SSC JE 02-03-2017 FN]
A
If the end points of a line are free from local attraction, the difference between fore bearing and back bearing of the line should be [SSC JE 2012] (a) 180° (b) 120° (c) 360° (d) 90°
A
If the plane table is not horizontal in a direction at right angles to the alidade, the line of sight is parallel to the fiducial edge only for [SSC JE 04-03-2017 AN] 1)horizontal sights 2) inclined sight upward 3) inclined slight downward 4) None of these
A
If the sum of northing of a traverse exceeds the sum of southing by 1 m and sum of easting exceeds the sum of westings by 1 m, the resultant closing error and its true bearing are respectively [SSC JE 2013]
A
If whole circle bearing of a line is 210° 0' 0", value in quadrantal bearing system is[SSC JE 2014 AN] a) S 30° 0' 0" W b) N 30o 0'0'' E C) S 30° 0' 0" E D) N30°0'0"W
A
In an adjusted level when the bubble is central, the axis of the bubble tube becomes parallel to___ [SSC JE 02-03-2017 FN] 1)line of sight 2)line of collima bon 3)axis of the telescope 4)None of the these
A
In an adjusted level, when the bubble is centred, the axis of the bubble tube becomes parallel to [SSC JE 2008] (A) line of sight (B)line of collimation (C) axis of the telescope (D) none of these
A
In chain surveying field work is limited to . [SSC JE 04-03-2017 FN] 1)linear measurements only 2)angular measurements only 3)both linear and angular measurements 4)all options are correct
A
In levelling operation: [SSC JE 2010] (a)The first sight on any change point is a back sight (b)The second sight on any change point is a fore sight (c) The line commences with a fore sight and closes with a back sight (d) The line commances with a back sight and closes with a fore sight.
A
In the leveling between two points A and B on the opposite sides of a pond, the level is first set up near the point A and staff reading on A and B are 2.5 m and 2.0 m respectively. Then the level is moved and set near the point B, staff reading on points A and B are 1.2 m and 1.7 m respectively. Calculate the difference of heights between the two points A and B (in metre). [SSC JE 22-01-2018 AN] 1)0 2)0.5 3)1
A
In the surveys, the slope correction applied to the base line is [SSC JE 02-03-2017 AN] 1) Always cumulative 2) Always Compensating 3) Sometimes cumulative, sometimes compensating 4) None of these
A
Inclination of the compass needle to the horizontal towards the pole is called [SSC JE 03-03-2017 FN] 1)dip 2)Declination 3)Azimuth 4)Bearing
A
It whole circle bearing of any line is W1. that of the preceding line is W2 and'd' is the deflection angle to the right, then choose the correct expression [SSC JE 2005] (a)W1=W2+d (b)W1=W2-d (c)W1= W2+ 2d (d)W1= W2 - 2d
A
Maximum allowable limit upto that a measurement may vary from the true value is known as: [SSC JE 01-03-2017 AN] 1) Permissible error 2) Residual error 3) Expected error 4) Safe error
A
Number of satellites involved in the orbit for the GPS survey technique:[SSC JE 2015] (a) 14 (b) 24 (c) 34 (d) 44
A
Plotting of inaccessible points on a plane table is done by [SSC JE 2008] (A)intersection (B)traversing (C)radiation (D)None of these
A
Section AA indicates: [SSC JE 03-03-2017 FN] 1) Steep slope 2) Flat slope 3) Uniform slope 4) Ridge
A
The 'fix' of a plane table from three known points, is good, if : [SSC JE 2010] (a)middle station is nearest (b)middle station is farthest (c)either the right or left station nearest (d)none of these
A
The Horizontal angle which the true meridian makes with magnetic meridian is called___ [SSC JE 02-03-2017 AN] 1) Magnetic declination 2) True declination 3) Dip 4) Azimuth
A
The contour lines can cross one another on map only in the ease of SSC JE 2014 (M) (a) an overhanging cliff (b) a vertical cliff (c) a valley (d) a ridge
A
The conventional sign shown in the figure below represents a [SSC JE 04-03-2017 AN] 1) Bridge carrying railway below the road 2) Bridge carrying road below railway. 3) Bridge carrying road and railway at the same level. 4) A level crossing
A
The conventional sign shown in the figure below represents a [set 3] 1)road bridge 2)railway bridge 3)canal bridge 4)aqua duct
A
The correction to be .applied to each 30m chain for a line measurement along a slope of θ is[SSC JE 2014 AN] (A) 30(1-cosθ ) (B) 30(1-sinθ) (C) 30 (1 - tanθ) (D) 30(1- cotθ)
A
The correction to be applied to each 30 meter chain length along θ° slope is [SSC JE 04-03-2017 AN] 1) 30 (secθ -1) m 2) 30 (sinθ -1) m 3) 30 (cosθ -1) m 4) 30 (tanθ - 1) m
A
The fore bearing of a line CD is 324° 45'. The back bearing of the line is [SSC JE 2012] (a) 144° 45' (b) 54°45' (c) 234° 45' (d) 35°
A
The fundamental principle of surveying is to work from the[SSC JE 2014 AN] a) Whole to part b) Part to whole (C) Lower level to higher level (D) Higher level to lower level
A
The length of the tangent of a curve whose radius is R and the angle of deflection A is[SSC JE 2014 AN] a) R tan Δ/2 b) 2R sin Δ/2 c) 2R tan Δ/2 d) R sin Δ/2
A
The magnetic bearing of a line AB is 132° 45'. If the magnetic declination is 10°20' W, the true bearing of the line is [SSC JE 2005] (a) 122° 25' (b) 143° 5' (c) 121025' (d)122o30'
A
The multiplying constant for the tacheometer is, generally, kept as[SSC JE 2014 AN] a) 100 b) 20 c) 40 d) 60
A
The principle of working of optical square is based upon[SSC JE 2012] (a) Double reflection (b) double refraction (c) Reflection (d) refraction
A
The quadrantal bearing of the line lies in the third quadrant making angle in clockwise with the north is . [SSC JE 22-01-2018 AN] 1)N(θ -18O)0 E 2)N(θ -18O) 0 W 3)S(θ -18O) 0E 4)S(θ -18O) 0 W
A
The real image of an object formed by the objective must lie [SSC JE 04-03-2017 FN] 1)in the plane of cross hairs 2)at the center of the telescope 3)at the optical center of the eye piece 4)anywhere inside the telescope
A
The slope correction for a length of 30 m along a gradient of 1 in 20 is [SSC JE 04-03-2017 FN] 1)3.75 cm 2)0.375 cm 3)37.5 cm . 4)2.75 cm .
A
The survey in which the curvature of the earth taken into account is called (SSC JE 2009-M) (a) Geodetic survey (b) Plane survey (c) Hydrographical survey (d) Topographical survey
A
The telescope of a Dumpy level [SSC JE 03-03-2017 AN] .1) is rigidly fixed to the levelling head 2) can be titled in a vertical plane 3)can be taken out of its supports and reversed 4)permits interchange of eye piece and object glass
A
The type of surveying in which the curvature of the earth is taken into account is called___ [SSC JE 02-03-2017 AN] A. Geodetic surveying B. Plane surveying C. Preliminary surveying D. Topographical surveying
A
The vernier scale in which 10 divisions of the vernier scale is equal to 9 divisions of the main scale is called_____ . [SSC JE 24-01-2018 AN] 1)direct vernier 2)double vernier 3)extended vernier 4)retrograde vernier
A
Theodolite is an instrument used for measurement of [SSC JE 2012] (a)Both horizontal and vertical angles (b)Distance only (c)Horizontal angles only (d)Vertical angles only
A
What is the function of the plumbing fork in plane table surveying? [SSC JE 24-01-2018 AN] 1)Used for centering of plane table. 2)Used for leveling the plane table 3)Used for orientation of plane table. 4)Used for sighting the object.
A
What is the number of fore bearing and back bearing for an open traverse of n numbers of station? [SSC JE 25-01-2018 AN] 1)n -1, n -1 2)n, n 3)n + 1, n + 1 4)2n -1,2n -1
A
What is the purpose of conducting the resection method in the plane table surveying? [SSC JE 29-01-2018 AN] 1)To determine the location of the instrument 2)To plot the details 3)To survey hilly region 4)To survey plain region
A
When compared with chain surveying plane table is:[SSC JE 2015] (a) more accurate (b) less accurate (c) not accurate (d) accurate
A
Which method of contouring is most suitable for hilly terrains? [SSC JE 29-01-2018 AN] 1)Cross section method 2)Direct method 3)Square method 4)Tachometric method
A
Which of the following contour represents either hills or ponds? [SSC JE 27-01-2018 FN] 1) Contour having concentric circles 2) Closely placed contour 3) Distant contour 4) Parallel contour
A
Which of the following expression is used for calculation of R.L of a point? [SSC JE 29-01-2018 FN] 1) Height of instrument minus back sight 2) Height of instrument plus fore sight 3) Reduced level of previous point minus fore sight 4) Reduced level of previous point minus fall
A
Which of the following instrument is used for measurement of sighting objects in a plane table survey? [SSC JE 25-01-2018 AN] 1)Alidade 2)Clinometers 3)Cross staff 4)Prism square
A
Which of the following is TRUE for the limit of accuracy in a compass surveying? [SSC JE 27-01-2018 FN] 1) Should not more than 5 minutes 2) Should not be less than 5 minutes 3) Should not more than 10 minutes 4) Should not be less than 10 minutes
A
Which of the following is the correct meaning of the term 'level line' in surveying? [SSC JE 02-03-2017 AN] 1) The line parallel to the mean spheroidal surface of earth. 2) The line is horizontal. 3) The line passing through the centre of cross-hairs and the centre of the eye piece. 4) The line passing through the objective lens and the eye piece of a dumpy or tilting level
A
Which of the following quantity is measured using a Planimeter? [SSC JE 27-01-2018 FN] 1) Area 2) Bar diameter 3) Volume 4) Weight
A
Which of the following represents the CORRECT order of setting up a plane table? [SSC JE 25-01-2018 AN] 1)Centering, levelling and orientation 2)Centering, orientation and levelling 3)Levelling, centering and orientation 4)Levelling, orientation and centering
A
Which of the following statements in respect of a map A having scale 1 : 1000 and another map B having scale 1: 5000 is true ?[SSC JE 2014 AN] a) Map A is a large scale map compared to map B b) Map B is a large scale map compared to map A. (C) Map B is a more detailed map compared to map A. (D) None of the above
A
Which of the following test is used to make the horizontal axis perpendicular to the vertical axis? [SSC JE 22-01-2018 FN] 1)Azimuth test 2)Cross hair ring test 3)Spire test 4)Vertical arc test
A
Which of the following test is used to make the line of sight perpendicular to the horizontal axis? [SSC JE 23-01-2018FN] 1) Azimuth test 2) Cross hair ring test 3) Spire test 4) Vertical arc test
A
Which of the following would represent the surface of the water level of a still lake? [SSC JE 03-03-2017 AN] 1) Level surface 2) Contour surface 3) Horizontal surface 4) None of these
A
Which one of the following is the largest scale? [SSC JE 22-01-2018 AN] 1)1 :500 2)1 :1000 3)1 :2500 4)1 :50000
A
With an increase in the denominator of the representative fraction, the scale of the map will _____.[SSC JE 27-01-2018 AN] 1) decrease 2) either decrease or increase 3) increase 4) remain same
A
chainage is the distance measured __[SSC JE 01-03-2017 FN] A.along a chain line B.perpendicular to a chain line C.perpendicualr to a tie line D.none of these
A
hydrographic survey deals with the mapping of ___ [SSC JE 01-03-2017 FN] A.large water bodies B.canal system C.colour movement D.none of these
A
invar tapes are made of an alloy of __[SSC JE 01-03-2017 FN] A.nickle and steel B.copper and steel C.tin and steel D.alluminium and steel
A
the sum of the interior angles of a closed traverse is equal to [SSC JE 2015] (a) (2n- 4)90o (b)(3n - 4)90o (c)(2n- 4)180o (d)(3n -4)180o
A
10 divisions of vernier scale are equal to 11 divisions of a main scale of each 0.1 mm. What is the least count of the vernier scale? [SSC JE 29-01-2018 AN] 1)0.009 2)0.01 3)0.1 4)1.1
B
A level is set on a station at a distance of 500 m from point A and 800 m from point B. The staff readings on the staffs kept at point A and B are 1.55 m and 1.95 m respectively. Calculate the true difference in elevation of the point A and B. [SSC JE 22-01-2018 FN] 1)0.348 2)0.374 3)0.4 4)0.426
B
A line joining some fixed points on the main survey lines is called [SSC JE 2013] (a) check line (b) tie line (c) chain line (d) base line
B
A relatively fixed point of known elevation above datum is called [SSC JE 03-03-2017 FN] 1)datum point 2)benchmark 3)reduced level 4)reference point
B
A well conditioned triangle does not have any angle less than [SSC JE 2007] A.200 B.300 C.450 D.600
B
An anallatic lens is provided in a [SSC JE 2011] (a)Theodolite (b)Tacheometer (c) Dumpy level (d)Prismatic compass
B
Calculate the corrected staff reading at point A, if the staff reading is taken from an instrument which is set at a distance of 1.5 km from the point A 3.46 m. [SSC JE 25-01-2018 FN] 1) 3.28 2) 3.3 3) 3.43 4) 3.48
B
Calculate the distance between the instrument and the staff if the staff readings are 1.56 m, 2.05 m and 2.56 m. The multiplying constant is 100 and additive constant is 10. [SSC JE 29-01-2018 FN] 1)61 2) 110 3) 112 4) 215.67
B
Calculate the intersect angle (degree) for the anallactic telescope. [SSC JE 25-01-2018 FN] 1) 0.467 2) 0.573 3) 0.592 4) 0.598
B
Calculate the length (m) of the longer chord of 250 m radius curve having deflection angle of 90 degree. [SSC JE 29-01-2018 FN] 1) 250 2) 353.6 3) 392.7 4) 500
B
Calculate the length (m) tangent of a 5 degree curve, if the deflection angle is 60 degree. [SSC JE 27-01-2018 AN] 1) 172.5 2) 198.6 3) 360 4) 596
B
Calculate the length of one division of the vernier scale, if least count of the combination of main and vernier scale is 0.02 mm. The least count of the main scale is 1 mm. [SSC JE 27-01-2018 AN] 1) 1 2) 0.98 3) 1.02 4) 1.03
B
Calculate the limiting length (m) of the offset, if the maximum allowable error in laying offset is 2 degree. The scale of the map is 1 cm = 100 m. [SSC JE 27-01-2018 AN] 1) 2.5 2) 71.63 3) 250 4) 2865
B
Calculate the reduced level (m) of a point A, if the staff readings at the point A and benchmark are 2.8 m and 2.5 m respectively. The reduced level of the benchmark is 100m. [SSC JE 24-01-2018 FN] 1) 97.22 2) 99.7 3) 100.3 4) 105.3
B
Calculate the whole circle bearing of a line, if its reduced bearing is N 30° w.[SSC JE 27-01-2018 FN] 1)30° 2)330° 3)N330°W 4)S 60° W
B
Contour interval on map sheet denotes . [SSC JE 02-03-2017 AN] 1) Vertical distance of Contour lines above the datum plane 2) Vertical distance between two successive Contour lines 3) slope distance between two successive Contour lines 4) horizontal distance between two successive Contour lines
B
Correction per chain length of 100 links along a slope having a rise of 1 unit in n horizontal units is [SSC JE 04-03-2017 FN] 1)100/n2 2)100 n2 3)100/n3 4)100/n
B
Correction per chain length of 100 links along a slope of a radians is .[SSC JE 02-03-2017 FN] 1)100 a2 2)100 a 3)100 a3 4)100 a(-1)
B
Every 20 m chain should be accurate to within . [SSC JE 01-03-2017 AN] 1) ± 2 mm 2) ± 5 mm 3) ± 8 mm 4) None of the above
B
For a tacheometer, the additive and multiplying constants are respectively [SSC JE 2012] (a) 100 and 0 (b) 0 and 100 (c) 0 and 0 (d) 100 and 100
B
For no error in the magnitude, the difference (degree) in the magnitude of the fore bearing and back bearing of any line is[SSC JE 25-01-2018 AN] 1)90 2)180 3)270 4)360
B
For true difference in elevations between two points A and B the level must be set up [SSC JE 04-03-2017 FN] 1) at any point between A and B 2) at the exact mid-point of A and B 3) near the point A 4) near the point B
B
For which of the following, will the chain surveying be well adopted one? [SSC JE 03-03-2017 AN] 1) Large areas with difficult details 2) Small surveys in open ground 3) Small surveys with crowded details 4) Large areas with simple details
B
Geodetic survey is different from plane surveying because of . [SSC JE 01-03-2017 AN] 1) Very large area is covered 2) The curvature of the earth is considered 3) Undulations of the topography 4) The large difference of elevations
B
In a closed traverse___ . [SSC JE 02-03-2017 AN] 1) difference between fore-bearing and back-bearing should be 90° 2) sum of included angles should be (2N -4) times right angle, where N represents the number of sides 3) sum of included angles should be (2N - 1) times right angle, where N is the number of sides 4) None of these
B
In a traverse survey, closing error means [SSC JE 2007] (a)the error in closing of the traversing operations (b) the actual distance by which the traverse fails to close (c) the distance between the starting and end point of an open traverse (d)none of the above
B
In surveyor compass the bearings observed are in (SSC JE 2009-M) (a)whole circle bearings (b)reduced bearing (c)both (a) and (b) (d)none of the above
B
In which of the following condition two contour lines intersect each other? [SSC JE 23-01-2018FN] 1) Hills 2) Overhanging cliff 3) Steep slope 4) Uniform slope
B
In which of the following plane, the telescope of the theodolite is turned in order to swing? [SSC JE 24-01-2018 FN] 1)Horizontal axis 2) Horizontal plane 3) Inclined plane 4) Vertical plane
B
Levelling deals with measurement in (SSC JE 2009-M) (a)horizontal plane (b)vertical plane (c)both horizontal and vertical planes (d)inclined plane
B
Magnetic declination [SSC JE 03-03-2017 FN] 1) remains same at different places 2) varies from place to place 3) does not vary with temperature 4) None of these
B
Mean sea level (MSL) adopted by survey of India for reference, is located at:[SSC JE 2015] (a) Kolkata (b) Mumbai (c) Karachi (d) Delhi
B
Narrowly spaced contour lines on a map shows that the area is[SSC JE 2014 AN] (A) Flat b) Steeply sloped (C)Vertical cliff (D)Overhang cliff
B
Number of links in 20 m metric chain is[SSC JE 29-01-2018 AN] 1)80 2)100 3)120 4)150
B
Number of links in a 30 m metric chain is [SSC JE 01-03-2017 AN] . 1) 100 2) 150 3) 180 4) 200
B
Plumb bob lines at two different places in geodetic surveying will _____.[SSC JE 27-01-2018 AN] 1) intersect at the surface of the Earth 2) intersect at the center of the Earth 3) parallel to each other 4) perpendicular to each other
B
Point of tangency is the [SSC JE 03-03-2017 AN] 1) beginning of the curve 2) end of the curve 3) common point where the radius changes 4) common point where the radius and direction changes
B
Prolongation of chain line across an obstruction in chain surveying is done by [SSC JE 01-03-2017 AN] 1) making angular measurements 2) drawing perpendiculars with a chain 3) solution of triangles 4) All options are correct
B
Ranging is defined as [SSC JE 2013] (a)measuring the distance from starting point (b)establishing intermediate points on a chain line (c)the distance between end points (d)a point on a chain line
B
The angle between true meridian and the magnetic meridian at the time of observations is known as[SSC JE 2013] (a)Orientation (b)Magnetic declination (c) Magnetic bearing (d) Dip
B
The areas included by contour lines for a proposed dam are given as, Calculate the capacity (cubic meter) of the dam by trapezoidal method[SSC JE 22-01-2018 FN] 1)42000000 2)53000000 3)70000000 4)80000000
B
The best method of interpolation of contours is by [SSC JE 2008] (A)estimation (B)graphical means (C)computation (D)All of these
B
The bubble tube parallel to the telescope of a theodolite should be more sensitive, sice it controls: [SSC JE 2010] (a)vertical axis (b) horizontal axis (c) axis of bubble tube (d) none of the above
B
The conventional sign shown in the figure below represents a [SSC JE 04-03-2017 FN] 1)Bridge carrying railway below road. 2)Bridge carrying road below railway. 3)Bridge carrying road and railway at the same level. 4)A level crossing.
B
The correction for sag is (SSC JE 2009-E) (a)always additive (b)always subtractive (c)always zero (d)sometimes additive and sometimes subtractive
B
The correction of sag is [SSC JE 2004] (a)always additive (b)always subtractive (c)always zero ' (d)sometimes additive and sometimes subtractive
B
The curvature of the earths surface is taken into account if the extent of survey is more than [SSC JE 2007] (a) 100 km2 (b) 160 km2 (c) 500 km2 (d) 260 km2
B
The difference between face left and face right observation of a theodolite is 3'. The error is: [SSC JE 2010] (a) 45'' (b)1' 30'' (c) 3' (d)0'
B
The difference between the fore bearing and back bearing for any station is equal to rift? [SSC JE 22-01-2018 FN] 1)external angle 2)either external or internal angle 3)internal angle 4)right angle
B
The dip of the compass needle__ [SSC JE 03-03-2017 FN] 1) is constant 2) varies from place to place and is zero at the equator and maximum at the poles 3) is zero at the equator and poles 4) None of these
B
The following bearings were observed while traversing with a compass. Which stations are affected by local attraction? [SSC JE 2011] (a) A and D (b) C and D (c) B and C (d) A and B
B
The height of instrument is equal to SSC JE 2014 (M) (a)Reduced level of bench mark - back sight (b)Reduced level of bench mark + back sight (c)Reduced level of bench mark + fore sight (d)Reduced level of bench mark + Intermediate sight
B
The imaginary line passing through the intersection of cross hairs and the optical center of the objective is known as[SSC JE 04-03-2017 AN] 1) line of sight 2) line of collimation geoid 3) axis of the telescope 4) None of these
B
The main principle of surveying is to work . [SSC JE 04-03-2017 FN] 1)from part to the whole 2)from whole to the part 3)from higher level to the lower level 4)from lower level to higher level Pin
B
The method of levelling used to carry out reconnaissance of area is : [SSC JE 02-03-2017 AN] 1) Check levelling 2) Fly levelling 3) Profile levelling 4) Simple levelling
B
The most desirable alignment of an irrigation canal is along:[SSC JE 2015] (a) the contour line (b) the ridge line (c) normal to contour line (d) the valley line
B
The ratio of focal length of the objective to stadia interval is called__________ [SSC JE 24-01-2018 AN]. 1)additive factor 2)multiplying factor 3)staff intervals 4)subtractive factor
B
The sag correction in surveys is always . [SSC JE 03-03-2017 FN] 1)positive 2)negative 3)zero 4)None of these
B
The scale in which three successive dimensions can be measured at a time is called[SSC JE 24-01-2018 FN] 1) chord scale 2) diagonal scale 3) plain scale 4) vernier scale
B
The surface of zero elevation around the earth, which is slightly irregular and curved is known as [SSC JE 04-03-2017 AN] 1) mean sea level 2) geoid surface 3) level surface 4) horizontal surface
B
The total number of links provided in a Gunter's chain is:[SSC JE 2015] (a) 132 (b)100 (c) 66 (d)50
B
True meridians, [SSC JE 03-03-2017 FN] Options: 1)are parallel to each other 2)converge at a point called Pole 3)converge near equator 4)None of these
B
What is the declination if magnetic meridian is towards the western side of the true meridian? [SSC JE 29-01-2018 AN] 1)Either negative or positive 2)Negative 3)Positive 4)Zero
B
What is the degree of the curve (in degree) for a radius of 573 m using chain of 20 m length? [SSC JE 29-01-2018 AN] 1)1 2)2 3)3 4)5
B
What should be the height (m) of a lighthouse, so that it can be visible from a distance of 3 km? [SSC JE 27-01-2018 FN] 1)0.101 2)0.605 3) 0.673 4) 0.707
B
When two points of surveying are mutually invisible the following method of ranging is adopted[SSC JE 2015] (a) Direct ranging (b)in Direct ranging (c) Horizontal ranging (d) Vertical ranging
B
Which of the following error is most likely to occur in the plane table surveying? [SSC JE 23-01-2018FN] 1) Error in sighting 2) Error in orientation 3) Error in leveling 4) Error in measurement
B
Which of the following instrument is used for centering the theodolite in windy conditions? [SSC JE 23-01-2018FN] 1) Cross staff 2) Optical plummet 3) Optical square 4) Spirit level
B
Which of the following is true for the correction for the curvature? [SSC JE 24-01-2018 AN] 1)It is proportional to the distance between the staff and instrument. 2)It is always negative and proportion to square of distance between the staff and instrument 3)It is always positive and proportion to square of distance between the staff and instrument 4)It is always positive and proportion to the distance between the staff and instrument
B
Which of the following methods of plane table surveying is used to locate the position of an inaccessible point? [SSC JE 2011] (a)Radiation (b)Intersection (c) Traversing (d)Resection
B
Which of the following scale of the map is not affected due to shrinking of map? [SSC JE 23-01-2018FN] 1) Engineer's scale 2) Graphical scale 3) Representative fraction 4) None of these
B
Which of the following scales is the smallest one? [SSC JE 2012] (a) 4 : 200000 (b) 1 cm = 5000 m (c) 1 cm = 50 m (d) RF = 1/50000
B
Which of the following statements are CORRECT for contour map? [SSC JE 25-01-2018 FN] 1) Parallel contour shows uniform slope. 2) Very closed contour shows steep slope. 3) Very closed contour shows flat area. 4) Two contours at different elevation cut at right angle. 1) 1,2 and 4 2) 1 and 2 3) 1, 3 and 4 4) 2 and 4
B
Which one is the CORRECT order of the tapes based on their accuracy? [SSC JE 22-01-2018 AN] 1)Linen tape > invar tape > metallic tape > steel tape 2)Invar tape > steel tape > metallic tape > linen tape 3) Metallic tape > steel tape > linen tape > invar tape 4) Metallic tape > steel tape > Invar tape > linen tape
B
Which one of the following survey is used to define the property line?[SSC JE 25-01-2018 AN] 1)City survey 2)Cadastral survey 3)Land survey 4)Topographical survey
B
the 'scale plate' of theodolite is [SSC JE 2005] A.the upper plate B.the lower plate C.both the above D.none of the above
B
A contour canaI is . [SSC JE 03-03-2017 AN] 1) irrigates only on one side 2) does not needs bank on higher side 3) is generally aligned parallel to the contour of the area 4) All options are correct
D
A curve whose radius varies from infinity to a certain value is called ____.[SSC JE 25-01-2018 FN] 1) compound curve 2) circular curve 3) reverse curve 4) transition curve
D
A surveyor measures a distance between two points on a map of representative fraction of 1:100 is 60 m. But later he found that he used wrong representative fraction of 1:50. What is the correct distance between the two points? [SSC JE 23-01-2018FN] 1) 30 2) 45 3) 90 4) 120
D
An area of a field is 250 square centimetres from a shrunk map having shrunk factor of 0.9. Calculate the original area (square metres) on the field, if the original scale of the map is 1 cm = 50 m. [SSC JE 27-01-2018 FN] 1) 309 2) 625000 3) 694444 4) 771450
D
Calculate the additive and multiplying constant, if the focal length of the objective glass is 250 mm, stadia intercept is 2 mm and distance of the instrument axis from the center of the object glass is 190 mm. [SSC JE 24-01-2018 AN] 1)95, 440 mm 2)125,440 mm 3)440 , 95 mm 4)440 , 125 mm
D
Calculate the error (mm) in the linear measurement of offset, if the length of the offset is 80 m, then the accuracy in the measurement of the length is 1 cm in 60 m. [SSC JE 27-01-2018 FN] 1) 0.075 2) 1.33 3) 7.5 4) 13.3
D
Calculate true bearing of a line ,if magnetic bearing of the line is S600E and magnetic declination is 50 eastward [SSC JE 25-01-2018 FN] A)N550E B)N650E C)S550E D)S650E
D
Chain surveying is most suitable when . [SSC JE 01-03-2017 AN] 1) The ground is fairly levelled and open with simple details 2) The area is small in extent 3) Plans are required on a large scale 4) All optons are correct
D
Compute the angle between the lines AB and AC, If their respective bearings are 52°30' and 328°45' [SSC JE 2013] (a) 276°15' (b)6°15' (c) 111°15' (d)83°45'
D
Cross hairs in surveying telescopes, are fitted: [SSC JE 2010] (a)in the objective lens (b)at the center of the telescope (c)at the optical centre of the eye piece (d)in front of the eyepiece
D
Determine the number of divisions required on the vernier scale, if it is combined with the main scale of least count 0.5 mm. The least count of the combination required is 0.05 mm for the direct vernier. [SSC JE 24-01-2018 FN] 1) 0.025 2) 0.1 3) 1 4) 10
D
Difference in length of an arc and its subtended chord on earth's surface for a distance of 18.2 km is_____________________ __________________________________________ . [SSC JE 01-03-2017 AN] 1) 10 mm 2) 15 mm 3)22 mm 4) 100 mm
D
For more precise prediction of the terrain relief, the contour interval should. [SSC JE 22-01-2018 FN] 1)decrease continuously 2)increase continuously 3)be larger 4)be smaller
D
Fore bearing and back bearing of the lines of a traverse are as follows: [SSC JE 29-01-2018 FN] Which of the following stations is free from the local attraction? 1) A and D 2) A and C 3) C and D 4) Only D
D
How does the size of the theodolite specified? [SSC JE 02-03-2017 AN] 1) By the length of telescope 2) By the diameter of vertical circle 3) By the diameter of upper plate 4) By the diameter of lower plate
D
If the bearing of AB = N400 W, bearing of BC = S70°E, then the value of ∠ABC is [SSC JE 03-03-2017 AN] 1) 30 degree 2) 70 degree 3) 100 degree 4) None of these
D
If the chain line which runs along N-S direction is horizontal and the ground in EW direction is sloping [SSC JE 04-03-2017 FN] 1)it is possible to set offsets correctly on east side 2)it is possible to set offsets correctly on east side 3)It is not possible to set offsets correctly on west side 4)it is possible to set offsets correctly on both sides
D
If the fore bearing of a line is observed to be AB 12o24', the back bearing of line AB should be:[SSC JE 2015] (a) 102o24' (b) 77o36' (c) 167o36' (d) 192o24'
D
In compass surveying [SSC JE 03-03-2017 FN] A.the direction and lengths of survey line is measured by compass. B.the direction is measured by compass. C.the lengths of survey line is measured by chain or tape. Options: 1)Only A 2)Only B 3)Only C 4)Both B and C
D
In geodetic surveying, sum of angles (degree) of a spherical triangle should not be greater than___[SSC JE 27-01-2018 FN] 1)180 2)270 3) 360 4) 540
D
In the Prismatic Compass, [SSC JE 03-03-2017 FN] 1)the graduated ring attached to the compass moves with sights. 2)usage is not possible without a tripod 3)the needle remains stationary when box is rotated 4)whole circle bearings are calculated
D
In transit theodolite, the line of the sight can be reversed by revolving the telescope through . [SSC JE 22-01-2018 AN] 1)90° in horizontal plane 2)90° in vertical plane 3)180° in horizontal plane 4)180° in vertical plane
D
Intersection method in plane table surveying is most suitable for SSC JE 2014 (M) (a) Plains (b) Forests (c) Urban areas (d) Hilly areas
D
Method used for chaining on sloping ground is . [SSC JE 01-03-2017 AN] 1) By stepping method 2) By hypotenusal allowance method 3) By clinometer method 4) Both stepping method and hypotenusal method
D
Positive error is caused if_ [SSC JE 01-03-2017 AN] 1) Length of chain is shorter than the standard 2) Slope and sag corrections is not applied 3) Measurements are made along the incorrectly aligned line 4) All optons are correct
D
Radiation, Intersection and Resection are[SSC JE 2014 AN] (A) Compass Surveying Techniques (B) Chain Surveying Techniques (C) Levelling Technique (D) Plane Table Surveying Techniques
D
Survey line provided to verify the accuracy of the framework is known as:[SSC JE 2015] (a) Tie line (b) Base line (c) Subsidiary line (d) Check line
D
The accuracy of measurement in chain surveying, does not depend upon: [SSC JE 2010] (a)length of the offset (b)scale of the plotting (c)importance of the features (d)general layout of the chain lines
D
The assumption on which the trapezoidal formula for volumes is based, is ___[SSC JE 04-03-2017 AN] 1)The end sections are parallel planes 2)The mid-area of a pyramid is half the average area of the ends 3)The volume of the prismoidal is overestimated and hence a prismoidal correction is applied 4)All options are correct
D
The back sight reading taken from a level at a bench mark is 1.56 m and a fore sight at a point A is taken on an inverted staff is 1.65 m. Calculate the reduced level of the point A, if the reduced level of the bench mark is 150 m. [SSC JE 24-01-2018 AN] 1)146.79 2)149.91 3)152.8 4)153.21
D
The constant vertical distance between two adjacent contours is called___[SSC JE 02-03-2017 FN] 1)horizontal interval 2)horizontal equivalent 3)vertical equivalent 4)contour interval
D
The construction of optical squares is based on the principle of optical [SSC JE 2008] (A)reflection (B)refraction (C)double refraction (D)double reflection
D
The distance between two brass rings in a surveyor's chain [SSC JE 2015] (a) 20 cm (b) 40 cm (c) 75 cm (d) 1 m
D
The fore bearings of the lines AB and BC are 40° and 120° respectively. The included angle between AB and BC is[SSC JE 2013] (a)40° (b)60° (c) 80° (d)100°
D
The height of any point with respect to mean sea level is called[SSC JE 24-01-2018 FN] 1) Bench mark 2) Datum 3) Level surface 4) Reduced level
D
The least count of a theodolite is ___.[SSC JE 25-01-2018 FN] 1) 1 degree 2) 2 minutes 3) 2 seconds 4) 20 seconds
D
The length of the chain is equal to___ . [SSC JE 27-01-2018 FN] 1) centre to centre distance between the last end of links 2) Sum of reduced level of benchmark and foresight 3) Sum of reduced level of benchmark and backsight 4)Sum of reduced level of benchmark and intermediate sight
D
The limiting length of an offset does not depend upon [SSC JE 2008] (A)accuracy of the work (B)method of setting out perpendiculars (C)scale of plotting (D)indefinite features to be surveyed
D
The line which is used to collect the details of the objects in an area is called ___.[SSC JE 25-01-2018 FN] 1) base line 2) check line 3) main line 4) tie line
D
The main principle of field surveying is to work from[SSC JE 2013] (a)higher level to lower level (b)lower level to higher level (c)part of whole (d)whole to part
D
The multiplying constant of a theodolite is [SSC JE 2011] (a) f + d (b) f/d + i (c) f/i + d (d) f/i
D
The process of turning the telescope of a theodolite about the vertical axis in horizontal plane is known as (SSC JE 2009-E) (a) transiting (b) reversing (c) plunging (d) swinging
D
The representation of general topography of a very flat terrain is possible only by [SSC JE 03-03-2017 AN] 1) drawing contours at large interval 2} drawing contours at small interval 3) giving spot levels at large interval 4) giving spot levels to salient features at close interval
D
The rise and fall method of levelling provides a complete check on (SSC JE 2009-M) (a) back sight (b) intermediate sight (c) fore sight (d) all the above
D
The sensitiveness of a level tube decreases if [SSC JE 04-03-2017 AN] 1) radius of curvature of its inner surface is increased 2) diameter of the tube is increased 3) length of the vapour bubble is increased 4) both viscosity and surface tension are increased
D
The two point and three point problem arc methods of (SSC JE 2009-M) (a) radiation (b) intersection (c) traversing (d) resection
D
The type of surveying which is (least calculation) SSC JE 2014 (M) (a)Theodolite surveying (b)Tacheometry (c)Trignometrical levelling (d)Plane table surveying
D
The vernier that is calibrated in the direction opposite to the main scale is called[SSC JE 25-01-2018 AN] 1)direct vernier 2)double vernier 3)extended vernier 4)retrograde vernier
D
Two-point problem and three-point problem are methods of [SSC JE 2004] (a)resection (b)orientation (c)traversing (d)resection and orientation
D
What is the representative fraction for a scale of 10 cm = 20 km? [SSC JE 25-01-2018 FN] 1) 1 cm = 2 km 2) 1 cm = 20,000 m 3) 1:2 4) 1 : 200,000
D
What is the true area (in acres), if the area calculated by a chain which is found to be 0.8 link too long is 100 acres? [SSC JE 03-03-2017 FN] 1)100.8 2) 99.2 3) 98.4 4) 101.6
D
When 1 cm on a map represents 10 m on the ground, the representative fraction of the scale is SSC JE 2014 (M)
D
Which of the following features is shown by the parallel contour lines? [SSC JE 29-01-2018 FN] 1) Flat plains 2) Hills 3) Steep slope 4) Uniform slope
D
Which of the following is used for determining the location of station occupied by the plane table?[SSC JE 22-01-2018 AN] 1)Both intersection and radiation 2)Intersection method 3)Radiation method 4)Two point problem
D
Which of the following levelling is carried out to determine the elevation difference between two points on the surface of earth? [SSC JE 03-03-2017 AN] 1) Reciprocal levelling 2) Simple leveling 3) Longitudinal levelling 4)Differential levelling
D
Which of the following methods of contouring is most suitable for hilly terrian? [SSC JE 2013] (a) Direct method (b)Square method (c) Cross-section method (d)Tacheometric method
D
Which of the following statement is CORRECT for estimating the corrected area from a map of shrunk factor 'F'? [SSC JE 22-01-2018 FN] 1)It is directly proportional to F. 2)It is directly proportional to square of F. 3)It is inversely proportional to F. 4)It is inversely proportional to square of F
D
Which of the following statement is CORRECT for whole circle bearing? [SSC JE 27-01-2018 AN] 1) It is always measured in anticlockwise direction. 2) It is always measured in anticlockwise direction from south end of the reference. 3) It is always measured in clockwise direction from south end of the reference. 4) It is always measured from north end of the reference.
D
Which of the following statement is not correct for the principle of surveying? [SSC JE 24-01-2018 AN] 1)Location of a point with respect to two references 2)Major control points are measured with lower degree of precision. 3)Minor control points are measured with higher degree of precision 4)Working from part to whole
D
Which one is the CORRECT expression for the horizontal distance between the instrument and the staff for the anallactic telescope, if S is the staff intercept, K and C are multiplying and additive constant? [SSC JE 27-01-2018 AN] 1) C 2) 100C 3) S 4) 100S
D
Which one of the following set of internal angles (degree) of a triangle does not show well condition triangle? [24-01-2018 AN] 1)20, 90, 70 2)25, 45,110 3)40, 125, 15 4)35, 80, 65
D
Which one of the following statements includes the principle of surveying? [SSC JE 29-01-2018 AN] 1)Working from higher to lower level. 2)Working from lower to higher level. 3)Working from part to whole 4)Working from whole to part
D
compensating errors in chaining are __[SSC JE 01-03-2017 FN] A.proportional to the length of the line B.inversely proportional to the square root of length of the line C.inversely proportional to the square root of the length of the line D.inversely proportional to the length of the line
D
if a chain is found too short on testing ,it can be adjusted by__[[SSC JE 01-03-2017 FN] A.straightening the links B.inserting additional circular rings C.flattening the circular rings D.any of the options
D
if the smallest division of a Vernier is longer than the smallest division of its primary scale,the Vernier is known as ___[SSC JE 01-03-2017 FN] A.direct Vernier B.double Vernier C.simple Vernier D.retrograde Vernier
D
in chain survey execution,the first step taken is ___[SSC JE 01-03-2017 FN] A.reference sketches B.marking stations C.running survey lines D.reconnaissance
D
permissible limits of error in chaining for measurement on rough or hilly ground is __[SSC JE 01-03-2017 FN] A.1:2000 B.1:1000 C.1:500 D.1:250
D
A dumpy level is set up with its eye-piece vertically over a peg A. The height from the top of peg A to the center of the eye-piece is 1.540 m and the reading on peg B is 0.705 m. The level is then setup over B. The height of the eye-piece above peg B is 1.490 m and a reading on A is 2.195 m. The difference in level between A and B is .[SSC JE 02-03-2017 FN] 1)2.900 m 2)3.030 m 3)0.770 m 4)0.785 m
C
A line of 5 m on the original map is shrunk to 4.6 m. Calculate the shrunk scale if the original scale of the map was 1 cm = 80 m. [SSC JE 29-01-2018 FN] 1) 1 cm = 73.6 m 2) 1 cm = 79.6 m 3) 1 cm = 86.95 m 4) 1 cm = 92.4m
C
An angle of 45° with a chain line may be set out with[SSC JE 04-03-2017 AN] 1) optical square 2) open cross staff 3) Fench cross staff 4) prismatic square
C
An internal focusing type surveying telescope may be focused by the movement of__[SSC JE 02-03-2017 FN] 1)objective glass of the telescope 2)convex-lens in the telescope 3)concave lens in the telescope 4)plano-convex lens in the telescope
C
Calculate the combined correction for curvature and refraction (in m) for a distance of 2 km.[SSC JE 22-01-2018 AN] 1)0.045 2)0.135 3)0.269 4)3.14
C
Calculate the error in the staff reading on a staff at a distance of 100 m due to out of the center of the bubble by 4 divisions. The sensitivity of the bubble tube is 30 seconds per 2 mm divisions [SSC JE 27-01-2018 AN] 1) 0.29 2) 0.34 3) 0.58 4) 0.67
C
Calculate the horizontal distance between the staff and instrument, if the staff readings are 1.4 m and 2.9 m, which corresponds to lower and the upper horizontal lines of cross hair. The lens of the telescope of the tachometer is of anallactic lens. [SSC JE 24-01-2018 FN] 1)100 2) 140 3) 150 4) 200
C
Calculate the horizontal distance of a point from the instrument, if the staff intercept is 2.5 m. The micrometer reading of the drum of the diaphragm is 3.2 and the micrometer screw has 100 threads in 1 cm. The focal length of the objective glass is 200 mm and the distance of the instrument axis from the centre of the object glass is 180 mm. [SSC JE 25-01-2018 AN] 1)972 2)1367.4 3)1562.8 4)1721.6
C
Calculate the number of division of the main scale that is equal to the 8 divisions of the extended vernier. [SSC JE 27-01-2018 FN] 1) 7 2) 9 3) 15 4) 16
C
Calculate the reduced bearing of a line if its whole circle bearing is 130 degree. [SSC JE 29-01-2018 FN] 1)50° 2)N 1300E 3)S 50° E 4)S 500 W
C
Calculate the total correction (m) required, if a line measured using 20 m chain is 2380 m. Actual length of the chain is 20.2 m. [SSC JE 25-01-2018 FN] 1) 22.6 2) 23.56 3) 23.8 4) 476
C
Calculate the true reduced level (m) of a point A after correcting the refraction and curvature. The staff reading at the point taken from an instrument set at a distance of 2 km from the point A is 2.56 m. The staff reading from the same station on a bench mark of reduced level is 100 m is 1.34 m. [SSC JE 27-01-2018 AN] 1) 98.51 2) 99.78 3) 99.05 4) 101.3
C
Check lines (or proof lines) in Chain Surveying are essentially required .[SSC JE 02-03-2017 FN] 1)to plot the chain lines 2)to plot the offsets 3)to indicate the accuracy of the survey work 4)to increase the out-turn
C
Closed contours with higher value inside represents a . [SSC JE 02-03-2017 AN] 1)depression 2)hill 3)plain surface 4)None of these
C
Correction of length due to reduction to mean sea level is[SSC JE 29-01-2018 AN] 1)directly proportional to measured length. 2)directly proportional to radius of the earth, 3)inversely proportional to measured length 4)inversely proportional to height above mean sea level
C
Detailed plotting in plane table surveying is generally done by [SSC JE 2012] (a)resection (b) both (a) and (d) (c) travelling (d) radiation
C
Determine the normal pull (kg) for a tape of 20 m long standardized at a pull of 30 kg. The cross section area of the tape is 0.5 square centimetres, weight of the tape per metre is 20 gm. Take modulus of the elasticity for tape material as 21,00,000 kg per square centimetre. [SSC JE 29-01-2018 FN] 1)28 2) 36.8 3) 64 4) 78
C
If fore bearing of a line is N 30° E, the back bearing of the line is [SSC JE 2011] (a)N 30° W (b)N 30° E (c) S 30° W (d)S 30° E
C
If in a closed traverse, the sum of the north latitudes is more than the sum of the south latitudes and also the sum of west departures is more than the sum of east departures, the bearing of thew closing line is in the [SSC JE 2013] (a)SE quadrant (b) NE quadrant (c) NW quadrant (d) SW quadrant
C
If the fore bearing of a line AB is 35° and that of line BC is 15°, then the included angle between the lines is (SSC JE 2009-E) (a) 20° (b) 50° (c) 160° (d) 230°
C
In a theodolite the line of collimation is [SSC JE 02-03-2017 AN] 1) Parallel to axis of plate levels 2) Parallel to the vertical axis 3) Perpendicular to the trunnion axis 4) Parallel to the horizontal axis
C
In case of a direct vernier scale [SSC JE 04-03-2017 FN] 1)graduations increase in opposite direction in which graduations of the main scale increase 2)smallest division is longer than smallest division of the main scale 3)graduations increase in the same direction in which graduations of the main scale increase 4)None of these
C
In geodetic surveying, sum of all the internal angles (degree) of a spherical triangle should be _[SSC JE 29-01-2018 FN] 1) equal to 180 2) equal to 360 3) greater than 180 4) less than 180
C
In the quadrantal bearing system, a whole circle bearing of 293°30' can be expressed as SSC JE 2014 (M) (a) N 23°30' W (b) W 23°30* N (c) N 66° 30' W (d) S 113° 30* N
C
Left swing is not much favoured in theodolite survey, because [SSC JE 03-03-2017 AN] 1) most of surveyors are accustomed to right hand 2) it is inconvenient to turn the telescope anti-clockwise 3) the readings increase clockwise 4) vertical scale comes to an inconvenient position to be read
C
Plumb bob lines at two different places in plane surveying are ___.[SSC JE 25-01-2018 FN] 1) cut at the center of the earth 2) inclined 3) parallel to each other 4) perpendicular to each other
C
Reciprocal levelling eliminates:- [SSC JE 22-01-2018 FN] 1)Collimation error 2)Collimation, curvature and refraction error 3)curvature and refraction error 4)curvature error fully and refraction error If you found any corrections, inform through whats app: 7702502355 or email: [email protected] --- Page 356 levelling partly
C
Relative error of the closer is the ratio of [SSC JE 24-01-2018 FN] 1) closing error to sum of departure 2) closing error to sum of latitude 3) closing error to perimeter of traverse. 4) latitude to departure
C
The Whole circle Bearing of a line is 287°15'. The Reduced Bearing of the lime is [SSC JE 2013] (a) S 107° 15' W (b) S 17°15' W (c)N 72°45' W (d) S 107° 15' E
C
The angles between the prolongation of the preceding line and the forward line of a traverse is calleD[SSC JE 2012] (a) Direct angle (b) excluded angle (c) Deflection angle (d) included angle
C
The correction for sag is [ SSC JE 2014 (M)] (a)Some times additive and sometimes subtractive (b)Always additive (c)Always subtractive (d)Always zero
C
The correction of the refraction for a distance 'D' between the staff and instrument is . [SSC JE 25-01-2018 AN] 1)inversely proportional to D 2)proportional to D 3)proportional to square of D 4)proportional to square root of D
C
The difference between the last reduced level and the first reduced level is equal to . [SSC JE 25-01-2018 AN] 1)difference between the sum of back sights and intermediate sights 2)difference between the sum of back sights and reduced level of benchmark 3)difference between the sum of back sights and foresights 4)difference between the sum of back sights and height of instrument
C
The direction of a line relative to a given meridian is known as:[SSC JE 2015] (a) Angle of line (b) Direction of line (c) Bearing of line (d) Relative meridian
C
The direction of steepest slope on a contour is [SSC JE 02-03-2017 FN]. 1)along the contour 2)at an angle of 45° to the contour 3)at right angles to the contour 4)None of the these
C
The expression for the total volume of earthwork for an embankment using Simpson's one third rule, if A1, A2 ,A3 . A4,..., An-1 and An are the areas at n sections at an interval of h is . [SSC JE 27-01-2018 FN]
C
The fore bearing of a line is30 degree,. Calculate the back bearing of a line (in degree). [SSC JE 24-01-2018 FN] 1)60 2) 120 3) 210 4) 330
C
The hypotenuse allowance (in m) for 30 m long chain,if the slope is 1:10 is . [SSC JE 29-01-2018 AN] 1)0.1 2)0.12 3)0.15 4)0.22
C
The instrument used for accurate centering in plane table survey is [SSC JE 2004] (a) spirit level (b) alidade (c) plumbing fork (d) trough compass
C
The magnetic declination is the difference between[SSC JE 2014 AN] (A) True Meridian and False Meridian (B) False Meridian and True Meridian c) True Meridian and Magnetic Meridian (D) Magnetic Meridian and False Meridian
C
The maximum error (mm) on the drawing should not be greater than__________ . [SSC JE 24-01-2018 AN] 1)0.01 2)0.025 3)0.25 4)0.1
C
The staff reading taken on a staff held at a distance of 50 m from the instrument with the bubble central is 1.465 m. When the bubble is moved 4 divisions out of the centre, the staff reading is 1.472 m. What will be the radius of curvature (m) of the bubble tube, if the length of one division is 2 mm? [SSC JE 23-01-2018FN] 1) 30 2) 43.7 3) 57.14 4) 66.34
C
The value obtained from dividing limiting value of circulation by area of closed contour is known as___________ . [SSC JE 24-01-2018 AN] 1)potential function 2)stream function 3)vorticity 4)None of these
C
When R is the radius of the curve (in meters), D is the degree of curve (in degrees) and length of the arc is 30 m then the relation between R and D is SSC JE 2014 (M) (a) R = 5400/D (b) R = 1520/D (c) R = 1720/D (d) R =4500/D
C
When the curvature of earth is taken into account, the surveying is called [SSC JE 2012] (a) Plane surveying (b) Preliminary surveying (c) Geodetic surveying (d) Hydrographic surveying
C
When the magnetic bearing of the sun at noon is 185°20' the magnetic declination will be SSC JE 2014 (M) (a) 5°20' south (b) 5°20' east (c) 5°20' west (d) 5°20' north
C
Which of the following instrument is used for setting out right angles?[SSC JE 29-01-2018 FN] 1) Clinometers 2) Offset rod 3) Prism square 4) Plumb bob
C
Which of the following is the CORRECT ratio of refraction correction to curvature correction? [SSC JE 23-01-2018FN] 1) 1/4 2) 1/6 3) 1/7 4) 1/9
C
Which of the following is the expression for the additive constant, if f is the focal length of objective and i is the stadia interval? [SSC JE 23-01-2018FN] 1) f-i 2) f/i 3) f+d 4) fxi
C
Which of the following leveling method is used to determine the difference of elevation of two points that are quite apart? [SSC JE 22-01-2018 FN] 1)Check leveling 2)Fly leveling 3)Reciprocal leveling 4)Simple leveling
C
Which of the following statement is CORRECT for the length of the curve?[SSC JE 25-01-2018 AN] 1)It is inversely proportional to radius of the curve, 2)It is inversely proportional to square of radius of the curve 3)It is proportional to deflection angle, 4)It is proportional to degree of the curve,
C
Which of the following statement is CORRECT when the theodolite is properly adjusted? [SSC JE 22-01-2018 FN] 1)Horizontal line passes through the centre of the horizontal circle. 2)Tangent to plate bubble must be perpendicular to horizontal axis, 3)Tangent to plate bubble must be perpendicular to vertical axis, 4)Vertical line passes through the centre of the vertical circle.
C
Which one is the CORRECT option for the cumulative errors? [SSC JE 24-01-2018 FN] 1. It decreases with an increase in measurement. 2. It is directly proportional to the length of the line. 3. It may be positive or negative. 4. It is inversely proportional to the length of the line. 1) 1,3 and 4 2) 1 and 3 3) 2 and 3 4) Only 2
C
Which one is the CORRECT sequence for the temporary adjustment of the theodolite? [SSC JE 22-01-2018 AN] 1)Centering, elimination of parallax, leveling, and setting 2)Centering, setting, elimination of parallax and leveling 3)Setting, centering, leveling and elimination of parallax 4)Setting, leveling, elimination of parallax and centering
C
Which one is the CORRECT statement? [SSC JE 27-01-2018 AN] 1) Length of engineering chain is 33 ft. 2) Length of engineering chain is 66 ft. 3) Length of Gunter's chain is 66 ft. 4) Length of revenue chain is 33 ft.
C
Which one of the following is the CORRECT statement for a station that is affected by local attraction? [SSC JE 23-01-2018FN] 1) Difference between the fore bearing and back bearing is always equal to 90 Degrees. 2) Difference between the fore bearing and back bearing is always equal to 180 Degrees, 3) Difference between the fore bearing and back bearing is not equal to 180 Degrees, 4) Difference between the fore bearing and back bearing is always equal to 360
C
Which type of error is represented by a closed traverse, if the algebraic sum of latitude of all the lines is zero? [SSC JE 22-01-2018 FN] 1)Compensating error 2)Negative error 3)No error 4)Positive error
C
during chaining along a straight line ,the leader of the survey party has three arrows and while follower has five arrows ,the distance of the follower from the starting point will be ___[SSC JE 01-03-2017 FN] A.three chains B.four chains C.five chains D.none of these
C
in the prismatic compass, the graduations starts from zero ,marked at the __end of the needle and run___[SSC JE 2005] 1. north, clockwise 2. south, clockwise 3. south, clockwise 4. north, anticlockwise
C
the rise and fall method of reduction of levels ,provides a check on___[SSC JE 04-03-2017 AN] 1) back sights 2) foresights 3) both backsights and foresights 4) None of these
C
