Deck 6: Spatial Visualization and Multiview Drawings

Question 1

Runout is the formation of a curved surface where a flat and curved surface meet.

Answer 1

True

Question 2

The top view is sometimes referred to as the profile view

Answer 2

False

Question 3

Most multiview drawings are described by how many views?

A)2
B)3
C) 4
D) 6

Answer 3

B

Question 4

Spatial visualization is the basis for understanding multi-view drawings.

Question 5

The front view should be positioned to minimize the number of hidden lines in all views.

Question 6

What are the three principal surface planes in orthographic projection?

A)top, front, right side
B)frontal, top, elevation
C) back, top, profile
D) frontal, horizontal, profile

Question 7

All drawings should be lightly numbered.

Question 8

The top and right side views have what common dimension(s)?

A)height and width
B)width and depth
C) height
D) depth

Question 9

The usual depth (called off) for a counterbored hole is slightly deeper than the height of the head of the fastener.

Question 10

The three kinds of breaks commonly used in technical drawings are the C, the Z, and the freehand.

Question 11

The work area on a drawing is the size of the piece of paper with which you are working.

Question 12

Before beginning a three-view drawing it is good practice to make preliminary sketches of the object.

Question 13

A drilled hole is more accurate than a reamed hole.

Question 14

An orthographic perspective projection is the most accurate description of shape description wherein an undistorted image of the object appears in a flat, transparent, but imaginary projection plane.

Question 15

The orthographic view that projected to the right of the front view is referred to as the right profile.

Question 16

The lightly constructed 45-degree angle projection line is used to represent visual rays.

Question 17

Spatial visualization is a skill that comes naturally to most people and therefore does not require much practice to be proficient doing.

Question 18

A micrometer is used in dimensioning a blind hole.

Question 19

The principal viewing planes are all parallel to one another.

Question 20

Fillets are interior rounded intersections between two surfaces.

Question 21

A spotface is needed if:

A)the machine bolt head must not be seen
B)the machine bolt head must go through the entire object
C) the machine bolt head must be on a flat surface
D) the machine bolt head is tapered

Question 22

The front view of a multiview projection shows which two dimensions?

A)height and width
B)width and depth
C) height and depth
D) length and width

Question 23

Which of the following describes a special rule that applies to the front view in an orthographic projection?

A)the front view must contain the least information of the views
B)the front view must contain any circles or holes in the drawing
C) the front view must contain, if at all possible, the most information of any of the views
D) all of the above

Question 24

Which of the following is not a frequent use of center lines?

A)the location of a circular or cylindrical feature
B)the location of an intersection of inclined planes
C) the location of a spherical feature
D) to specify the location of other principal symmetries

Question 25

An oblique plane is:

A)a surface not perpendicular to any of the principle projection planes
B)a plane that appears smaller than its true size
C) an inclined surface that is perpendicular to one of the principle viewing planes
D) a plane that uses a cylindrical axis as the line of orientation

Question 26

A blind hole drilled into a piece of steel would:

A)be slightly larger than needed
B)go through the entire object
C) be slightly smaller than needed
D) be machined to a specific depth

Question 27

The right side view of a multiview projection shows which two dimensions?

A)height and width
B)width and depth
C) height and depth
D) length and width

Question 28

A conventional break is needed when the object:

A)is very detailed
B)is longer than the paper
C) requires an isometric view
D) contains a sectional view

Question 29

Which of the following is true regarding ways to draw a cylindrical intersection?

A)If there is a considerable difference in the dimensions, use a straight line for the intersection.
B)If there is little difference in the dimensions, use a simple arc.
C) both A and B
D) neither A nor B

Question 30

Where is the third-angle projection multiview system used?

A)United Kingdom
B)Canada
C) United States
D) all of the above

Question 31

The maximum number of views possible in orthographic projection are?

A)3
B)4
C) 6
D) 8

Question 32

The difference between an inclined plane and an oblique plane is:

A)position in the drawing
B)different projection angle
C) inclined planes are used in third-angle projection only
D) inclined planes are not parallel to any normal surface, but are perpendicular to at least one. Oblique planes are neither parallel nor perpendicular.

Question 33

In the phenomenon called foreshortening:

A)lengths of edges are shorter in the image than their actual lengths
B)lengths of edges are longer in the image than the actual lengths
C) lengths of edges appear exactly twice as short in the image as in their actual lengths
D) lengths of edges are shorter in the image when viewing plane is positioned parallel to several object surfaces

Question 34

The top view of a multiview projection shows which two dimensions?

A)height and width
B)width and depth
C) height and depth
D) length and width

Question 35

To illustrate a countersunk hole, what angle is used to draw the countersunk portion?

A)82 degrees
B)83 degrees
C) 84 degrees
D) none of the above

Question 36

The front view is often referred to as _____.

A)the front elevation
B)the profile plane of projection
C) the right profile
D) the vertical plane of projection

Question 37

When plotting a curve, the most common first step is to:

A)Draw the arc and divide it into equal parts.
B)Number the points in a counterclockwise order.
C) Lightly complete the basic outline of each view.
D) Project the front view up to the top view.

Question 38

The dimensions of a multiview drawing are referred to as:

A)length, width, height
B)depth, width, length
C) width, height, depth
D) length, depth, height

Question 39

The main difference between the first-angle and the third-angle projection is:

A)the position of the front view
B)distance between the view
C) time required to interpret the information
D) the position of the projection plane

Question 40

To project the top view to the right side view:

A)use horizontal projectors
B)use vertical projectors
C) use a 45-degree angle
D) all of the above

Question 41

The skill of visualization is especially needed when:

A)dimensions must be interpreted
B)a photograph of the object is given
C) an orthographic projection of a complex object is given
D) both a and c

Question 42

Aligned features refers to:

A)omitting some features in order to make the view clearer
B)projecting features to another view
C) showing features at their actual distance from the axis
D) showing features in their foreshortened position