Blueprint final

Including older methods, three of the choices below may be found on a print to indicate a surface is to be finished. Which one is not a valid indication?

"T" symbol attached perpendicular to the surface.

The notion that all parts of a product can be manufactured within a range of size and geometric shape and any part can be taken from inventory and work with the corresponding mating part is referred to as ____.

interchangeable manufacturing

A pattern of ridges and grooves cut into a cylindrical surface for the purpose of providing a grip is called a ____.

knurl

The term for how far a thread advances when the threaded part is rotated one complete revolution, including multiple threads, is ____.

lead

Local notes, or callouts, apply only to certain features, so they most often use a ____ line.

leader

____ dimensioning does not express the value as a basic size with tolerances expressed as a plus or minus value.

limit method

The term that applies to the largest size of a pin or a post, but the smaller size of a hole or a slot, is ____.

maximum material condition

The size and spacing of all the components of dimensioning, such as arrowhead size, extensions, gaps, text height, etc., is known as ____.

mechanics

If a print reader were to see a note identifying a hole as 8.000-8.036 (8 H9), the H9 is related to a ____ fit specification.

metric

The letter M in a thread note designates a ____ thread.

metric

If the thread note includes a 6h6g designation, this refers to a ____.

metric tolerance class

Which of the following is not usually specified in the thread note for Unified threads?

minor diameter

A special machine using a cutter that progressively "punches" a shape with a series of cutting teeth is called a ____.

broach

Three of the following terms are similar. Which term does not belong?

broach

Which of the following manufacturing processes does not have a special symbol for local notes?

broach

Which of the following is not a choice for placing a surface texture symbol on a view?

center line of a cylinder

As defined by the alphabet of lines, all of the following are used in dimensioning except ____.

chain

The technique of connecting dimensions arrow-to-arrow, lined-up end-to-end, is called ____ dimensioning.

chain

Beveled edges on parts are called ____.

chamfers

Which of the following classes of threads is fictitious?

class 4b

Which of the following Unified screw thread forms is a special series?

constant pitch

The strategy of placing dimensions in the view that is the most descriptive is referred to as ____ dimensioning.

contour

A large, flat plate with several holes to be punched by CNC machine would be a good candidate for a style of dimensioning often called arrowless or ____ dimensioning.

coordinate

A conical transition from one size hole to another is known as a ____.

counterdrill

The term for a reference plane or axis is ____.

datum

Any auxiliary view projected from the front view could be called a ____ auxiliary.

depth

A circle located in the corner of the welding symbol elbow indicates a melt-through is required.

false

A fillet weld symbol above the reference line indicates the weld is on the arrow side of the joint.

false

A general note can only be written if it applies to the entire object and has no exceptions.

false

A lay symbol in the form of an O indicates a circular lay.

false

A neck is similar to a washer surface on the end of a cylinder, while a groove is an internal cut in the cylinder.

false

A trained print reader who spots an obvious missing dimension is able to take measurements from a print, or calculate a measurement, thus saving the company money in the long run.

false

All American thread forms are standardized in one ASME document.

false

As with regular views, viewing-plane lines can be used if the view needs to be moved out of projection. In these cases, the auxiliary view can be turned to a normal orientation.

false

Auxiliary views cannot be dimensioned due to their special orientation.

false

Chamfers on nonperpendicular surfaces should be dimensioned by a local note, not with linear dimensions.

false

For an angular dimension, the extension lines are curved with a straight dimension line to express the angle.

false

If more than three of the six normal views are used, the fourth and subsequent normal views are referred to as auxiliary views.

false

If the surface texture symbol contains a circle, material must be removed by machining.

false

An auxiliary view that shows only the inclined surface, not the entire object, is referred to as a ____ auxiliary view.

partial

If 3-7 appears above the reference line on a welding symbol, 7 indicates the ____.

pitch of the weld

The dihedral angle between two planes is shown true only in a view that features the ____ view of the edge of intersection between the two surfaces.

point

In drafting education, it is common to identify an auxiliary view projected from a regular view as a ____ auxiliary.

primary

Roughness height is measured by a ____.

profilometer

Which of the following notations would least likely be found in the callout for a pattern of holes?

r

The main horizontal line portion of the welding symbol is referred to as the ____ line.

reference

Left-hand threads can also be referred to as ____ threads.

reverse

A number under the horizontal bar on the right side of the check mark symbol specifies the ____.

sampling length

Various machining processes can be specified above the horizontal bar on the check mark. Which of the following is not likely?

shine

The energy source or welding equipment is not necessarily indicated on the print. Which of the following is a not an energy source for welding?

soldering iron

If a radius or diameter symbol in a local note is preceded by the letter S, the S stands for ____.

spherical

A circle, either in the center of or tangent with the reference line, indicates a ____ weld.

spot

Which of the following is a fictitious name for the different choices for a contour symbol for a weld?

square

ASME standards discourage the use of specific manufacturing terms (i.e. DRILL or REAM) when specifying the size of a hole.

true

An auxiliary view is projected onto a plane that is strategically placed parallel to an inclined surface, thus creating a view that shows the inclined surface in true size and shape.

true

An empty space between two pieces to be welded is called the root opening.

true

An external thread is on the outside surface of a cylinder, while an internal thread is on the inside surface of a hole.

true

Any auxiliary view projected from a primary auxiliary view could be called a secondary auxiliary view.

true

Any auxiliary view projected from the top view could be called a height auxiliary view.

true

Auxiliary views, like other orthographic projections, can be considered a 90° turn of the object if compared to any adjacent view.

true

Double threads can also be referred to as two-start threads.

true

Drilled holes are somewhat inaccurate, but they can be made more precise with a reamer tool.

true

General notes apply to the entire drawing and are usually placed outside of the title block.

true

If not otherwise specified in the thread note, the threads are right hand and single start.

true

Leader lines should be used to point to a hole and specify the diameter as a local note, but should not be used for external features such as cylindrical posts.

true

Left-hand threads will appear differently on a print if drawn in the detailed method, but not the schematic method.

true

Machining centers usually have no other function than providing a place to hold a part, although they can be used to help establish a datum axis.

true

Many companies have internal manuals that standardize the exact method of specifying information for the machinist for most machining processes.

true

More than one surface texture symbol may be applied to the same surface, in which case a progression of machining steps is specified.

true

Referring to the "maximum size" is different than referring to the "maximum material condition."

true

Schematic and simplified thread representations do not reflect the thread form, pitch, thread direction, or multiple-start status.

true

Since an inclined surface will not be shown in true size and shape in one of the normal views, an auxiliary view is often used for this purpose.

true

The amount that any one dimension can vary is referred to as the tolerance.

true

In industrial mass production prints, it is common to over-dimension the views so that the manufacturer can choose the most appropriate dimensions for the machines being used.

false

In the United States, the standard expression of inch-based tolerance dimensions is a two-place decimal with limit dimensions.

false

It is important to label auxiliary views to assist the print reader in understanding which adjacent view is the host view.

false

Since auxiliary views are usually projected at an angle, center lines are placed on the drawing to show the "folding" of the hypothetical projection planes.

false

Since different units cannot be mixed on one print, companies that create prints using the metric system must have another version of the print using the inch system if a subcontractor needs the values converted.

false

Straight and taper pipe threads are graphically represented the same as other threads in the detailed method, but not the schematic method.

false

Surface mismatch is when one portion of a surface has a different lay than another.

false

The ASME symbol T is used for "times" or "number of places".

false

The UNR designation of screw threads is for previously unreleased pitches within a company setting.

false

The basic shaft system is the most common system for designers to use when calculating dimensions and tolerances for a "hole-and-shaft" application.

false

The crest is the top edge or surface of a thread ridge, while the dip is the bottom between two ridges.

false

The detailed method of representation is more difficult to draw, as it is a true projection of the thread ridges.

false

The dimension origin symbol appears as a square that goes around the arrowhead of origin.

false

The lead of a triple thread is 1.5 times the pitch.

false

The term basic size is defined as the way a common commercial product is expressed, such as a 1² pipe or a 2 ´ 4 board, even though these items are not exactly that size.

false

There is no symbol for countersink, but C'SINK is a common abbreviation in the callout.

false

There is one ASME standard for surface texture terms, definitions, and symbol application on the print.

false

Using the plus-or-minus dimensioning method, tolerances are given as a basic dimension with a unilateral tolerance in one direction or with a bilateral tolerance that must be equal in both directions.

false

Welding drawings are considered to be assembly drawings, not detail drawings.

false

Welding is a fabrication process that joins metal pieces by using a joint material that melts at a lower temperature than the metals being joined.

false

Welding symbol and weld symbol have identical meanings, although welding symbol is more common.

false

A local note may use a ____ that associates the indicated feature to one of the numbered general notes.

flag

Which of the following terms is not covered by surface texture specifications?

flatness

The term _____ is used to describe an unintentional interruption of the surface, such as a crack or pit.

flaw

The term that describes the shape of the ridge (or grooves) that form the threads is ____.

form

What geometric term applies to the path the ridge of a screw thread follows as it traverses the surface of a cylinder?

helix

The appearance of metric threads on a drawing is identical to other "sharp-V" threads in the inch system.

true

The current ASME surface texture symbol most resembles a check mark, although there are five basic forms the symbol can take.

true

The joints or seams between pieces to be welded together are shown on the print.

true

The leader line typically has a shoulder on one end and an arrowhead on the other end.

true

The point of the arrow on a welding symbol is usually attached to an extension line of the edge view of the primary part to be welded.

true

The size description of an object on the print can best be described as dimensioning.

true

The standard for metric hole-shaft applications is entitled Preferred Metric Limits and Fits.

true

The symbols for surface texture are the same for metric applications, although the readings are in micrometers instead of microinches.

true

The term datum is applied to a feature that is to be used as a basis of reference for such things as a measurement or a geometric control.

true

The term used to define the direction of the predominant surface pattern is lay.

true

There are two methods for placing dimension numbers on a print: unidirectional and aligned.

true

When melt-through welds are to be finished by machining, a contour symbol should also be added.

true

Whereas roughness may be measured in microinches, waviness is rated in inches.

true

While the MMC of a feature is important, for certain design calculations, it is important to also understand the LMC.

true

With brazing and soldering, the pieces being joined do not experience any melting.

true

Which of the following is not a way that you would draw Unified screw threads?

true projection

Three of the following terms are similar. Which term does not belong?

views

Which of the following is not a type of key?

whitworth

For a hole that is 1.500"-1.508" mating with a shaft that is 1.475"-1.485", the limits of clearance is ____.

.015"-.033"

American threads are specified by the number of threads per inch. If there are 12 threads per inch, then the pitchof the threads is ____.

.083

If an engineer specifies an RC3 class fit for a 1" hole application, which of the following is the MMC of the hole, assuming the basic hole system is used?

1.0000

The standard procedures for using welding symbols are covered by the ____ organization.

AWS

If an inclined surface is perpendicular to the frontal plane, how does it appear in the front view?

As an edge view (line).

Which of the following classes of fit is fictitious?

IN - Interference.

Which of the following statements is the true rule of thumb drafters use when selecting the method of representing threads on a print?

If the major diameter is more than 1 on the print, regardless of scale, then show a detailed representation.

Which of the following is not a choice for a lay symbol?

L

Which of the following is the standard method of dimensioning the size of external cylindrical features?

Linear dimension with a diameter symbol in the rectangular view.

In a case where it is the intent of the designer to round off all edges of an object a little, as long as it is not more than a certain amount, you might see this specification called out:

R.03 MAX

Which of the following is not a type of groove weld?

T

The selection of a weld is determined by three basic factors. Which of the following is not one of those factors?

The type of welding equipment being used

Which of the following is not a correct way to dimension an angled surface?

Use two angular measurements, one from a horizontal reference and one from a vertical reference.

A term that is applied to the "tightest fit" between two parts is ____.

allowance

When multiple passes of a cutter create an uneven blend on a machined surface, it is called ____.

surface mismatch

Specifically, the fine irregularities in the texture of the surface are defined as ____.

surface rouhgness

If a company manufactures a series of parts, which have only one dimension different, such as the length of the main body, one drawing can be used for the entire series by using ____ dimensioning.

tabular

Which part of the welding symbol can be omitted if there is no reference or specification required within it?

tail

The field weld symbol, which appears in the form of a ____, indicates a weld is not to be made in the shop, but rather at a location outside the shop.

triangular flag

A key is a fastener used to prevent rotation and it fits into a keyway or a keyseat.

true

A lay symbol in the form of an M indicates a multidirectional or random lay.

true

A reference dimension is a dimension that gives information to the print reader, but is not to be used for manufacturing or quality control.

true