AutoCAD Test 2
When a print shows a circle on a slanted surface in a multiview, the angle of ellipse is ____.
30° ellipse /
A leader line is capped with this when the leader points inside the object:
A .05 in. (1.5 mm) arrowhead
Identify the ASME standard titled Decimal Inch Drawing Sheet Size and Format.
ASME Y14.1
Identify the ASME standard titled Metric Drawing Sheet Size and Format
ASME Y14.1M
There are two types of this line one for short spaces and the other for longer spaces.
Break Line
Thick line made up of long and short dashes used to show portion of surface receives specified treatment
Chain Line
Drafting revisions are completed in:
Chronological Order
A scale that shows that 1"=60' is a(n)
Civil Engineer's Scale
Used for laying out the drawing, drawn so lightly that they are not mistaken for any other type of line.
Construction Line
Thin line used to show where the cutting-plane line has cut through material.
Cutting-Plane Line
A hidden line is ____.
Dashed
A section line is similar to a visible object line, except it is ____.
Dashed
Thin lines capped on the ends with arrowheads.
Dimension Line
Thin line used to establish the extent of a dimension.
Extension Line
A multiview projection shows an object in a 3D picture.
FALSE
A sheet with the size designation of "A1" measures 8 1/2" by 11" and is in horizontal format.
FALSE
An enlarged view is shown directly above the portion of view from which it came.
FALSE
Fillets are slightly rounded outside curves at corners.
FALSE
First-angle projection is the principal multiview projection used in the United States.
FALSE
Isometric circles appear round.
FALSE
It is easier for an individual to visualize an orthographic projection than it is to visualize a pictorial view.
FALSE
Lettering on sketches does not need to be readable.
FALSE
Lowercase letters are quite common in mechanical drafting.
FALSE
Rounds and fillets in multiviews always have lines projected onto the views that show the actual beginning and end of the round or fillet curves.
FALSE
Sketching a 45° line is helpful when transferring width dimensions between the front view and the top view.
FALSE
Standard line thicknesses are 0.06 mm minimum for thick lines and 0.03 mm minimum for thin lines.
FALSE
The bottom view usually shows the most hidden features.
FALSE
The mechanical engineer's 50 scale is for scaling dimensions that require additional accuracy, because each inch has 50 divisions, making each increment .05 in. (1 ¸ 50 = .05).
FALSE
The third-angle projection symbol shows two symbols (views) of a truncated cone. The view on the right shows the cone with the larger base (longer line representing larger circle) on the left.
FALSE
There are always two dimensions common between adjacent views.
FALSE
There are six primary views that used to describe an object completely, it is often necessary to use all six views on a print.
FALSE
There is no need for proportion when sketching an object.
FALSE
Visible lines, also called object lines or outlines, describe the visible surface or edge of the object, and are drawn .2in. (0.6 mm) wide.
FALSE
A scale that reads 1:2 is a(n):
Half Scale
Represents an invisible edge of an object.
Hidden Line
Used to connect a specific note to a feature.
Leader Line
What size designation is an 11"x17" sheet?
Mechanical B
Which of the following sheet sizes is 22"x17"?
Mechanical C
Which of the following sheet sizes is 34"x22"?
Mechanical D
Which of the following sheet sizes is 1189x841mm?
Metric A0
Which of the following sheet sizes is 420x297mm?
Metric A3
Which of the following sheet sizes is 297x210mm?
Metric A4
A short break line is always____.
None of the above
What is the difference between cutting plane lines and viewing plane lines?
None of the above
What is the standardized lettering format that was established in 1935 by ANSI?
None of the above
Also called visible lines.
Object Line
Used to identify alternate positions of moving parts.
Phantom Line
These lines are used to identify alternate positions of moving parts.
Phantom Lines
If a mechanical drawing shows a scale of 1:4, what does this mean?
Quarter Scale
What kinds of runouts can exist on a multiview print?
Round and Eliptical /
When a sharp exterior corner has only a slight relief, it is called a ____.
Runout / Round / Fillet / None of the above / Break Corner
Thick lines used to show where a section view is taken.
Section Line
These lines are used in the view of a section to show where the object has been cut.
Section Lines
A print in which an object can adequately be communicated by using only a single view is called a ____.
Single View Drawing / None of the above / Partial View / One View drawing
There are two acceptable types of this line. One drawn with dashes, the other drawn with dots.
Stitch Line
A "bolt circle" is a pattern of holes arranged in a circle.
TRUE
A grid frame of reference is helpful when sketching an irregular object.
TRUE
A hidden line represents an invisible edge on an object. Hidden lines are thin lines drawn .01 in. (0.3 mm) thick.
TRUE
A hole through a slanted surface in the front view appears as an ellipse in the side view from which the slanted surface is projected.
TRUE
A multiview drawing can represents the shape of an object using one view.
TRUE
A multiview drawing represents the shape of an object using two or more views, but using one view is an option for some objects.
TRUE
A scale establishes a proportion used in determining the dimensional relationship of an actual object to the representation of the same object on a drawing.
TRUE
A scale is an instrument with a system of ordered marks at fixed intervals used as a reference standard in measurement.
TRUE
All lines of the same type have uniform thickness throughout the drawing.
TRUE
An object can be so complex as to warrant using all available views in order to describe it adequately.
TRUE
Certain casting methods require that inside corners of parts have fillets.
TRUE
Cylindrical objects can be represented with only a front view and a top view.
TRUE
Depth dimensions are the same between top views and side views.
TRUE
Extension lines are thin lines used to establish the extent of a dimension and begin with a .06 in. (1.5 mm) space from the object and extend to about .125 in. (3 mm) beyond the last dimension.
TRUE
Extension lines can be used to show the extension of a surface to a theoretical intersection.
TRUE
Isometric lines are parallel to the isometric axes lines
TRUE
It is important to sketch features of an object lightly by estimating distances within the rectangular box, which has already been drawn.
TRUE
Keeping views aligned in a multiview sketch makes the sketching and understanding easier.
TRUE
Major and minor diameters represent the width and length of an ellipse.
TRUE
Military (MIL) standards recommend three line thicknesses: thick (cutting and viewing-plane, short break, and object), medium (hidden and phantom), and thin (center, dimension, extension, leader, long break, and section).
TRUE
Multiview projection establishes views of an object projected upon two or more planes of projection by using orthographic projection techniques, and the result of multiview projection is a multiview drawing.
TRUE
On ten of the triangular architect's scales, each inch represents a specific increment of feet. Each of the feet is subdivided into multiples of 12 parts to represent inches and fractions of an inch.
TRUE
Partial views can be used when symmetrical objects are drawn in limited space or when there is a desire to simplify complex views.
TRUE
The ASME standard for lines and lettering is, Line Conventions and Lettering, ASME Y14.2.
TRUE
The American Society of Mechanical Engineers (ASME) recommends two-line thickness, which are thick and thin lines.
TRUE
The approximate inch conversiion for standard line thickness is .02 in. (0.6 mm) for thick lines and .01 in. (.03 mm) for thin lines. This establishes a two-to-one ratio between thick and thin lines.
TRUE
The arrowhead is omitted when a leader line points to a dimension line. This is done when there is not enough space for text to be inserted at the dimension line, and the text is connected to the leader.
TRUE
The centerline method for creating a circle is when you sketch very light horizontal, vertical, and 45° lines that meet at the center of the proposed circle.
TRUE
The centerline method for sketching a circle is different from the box method.
TRUE
The civil engineer's scales are calibrated in multiples of ten.
TRUE
The common form of multiview alignment is one in which the front view is the most important view to select first.
TRUE
The drawing title block usually indicates the scale at which most views are drawn, or the predominant scale of a drawing.
TRUE
The mechanical engineer's scale typically has full-scale divisions that are divided into 1/16, 10, and 50.
TRUE
The result of a multiview projection is a multiview drawing.
TRUE
Vertical uppercase letters are the industry standard.
TRUE
If you see the depth and height dimensions of an object in third-angle projection, which views of the multiview print do you see?
The Right Side View
The depth of an object shown in a multiview print is common between ____.
The Top View and the Right Side View
ASME gives several recommendations for lettering. Which one among the following list is not part of those considerations?
The minimum lettering size is .125 mm on engineering drawings
How many line thicknesses does ASME recommend?
Two
Keeping in mind that the intent of a print is to communicate the manufacture of a product easily, which of the following are true?
Use enough views to describe the shape of the object accurately and completely. AND the accenting of rounded curves should be shown in multiviews with a phantom line so the curves are clearly accented.
A ____ can be used when a view has features that cannot be dimensioned clearly.
View Enlargement
A runout is _____.
the quality of a round in which a sharp corner has only a slight relief / a characteristic of intersecting features, determined by locating the line of intersection between the mating parts
