Deck 14: Development Drawings

Question 1

Which of these is an example of a regular solid?

A) cylinder
B) octahedron
C) hyperbolic paraboloid
D) sphere

Answer 1

B

Question 2

The elements of a cone are all equal in length from base to apex.

Answer 2

True

Question 3

When projecting an irregular outline on a parallel surface, after drawing the stretchout line and calculating the circumference, you should divide the circumference into an equal number of chords.

Answer 3

True

Question 4

When developing a pattern for a cylinder, the length of the stretchout line should be equal to the radius of the cylinder.

Question 5

A pattern drawing is used as the guide for cutting the surface outline of an object from a sheet.

Question 6

A pattern for a single-curve surface would be necessary to produce a:

A) rectangular box
B) ball bearing
C) cone-shaped coffee filter
D) pyramid-shaped toy

Question 7

When the object lines of a geometric form are perpendicular, the pattern outline of irregular cuts in its surface can be determined using parallel line development methods.

Question 8

Warped surfaces are curved in how many directions?

A) 0
B) 1
C) 2
D) 3

Question 9

The process of triangulation is commonly used to develop patterns for flat surfaces.

Question 10

Curved surfaces may consist of a series of small, flat surfaces called:

A) elements
B) chords
C) tabs
D) hems

Question 11

The circumference of a cylinder can be determined by stepping off the _____ distances around the circumference of the top view.

A) offset
B) chordal
C) stretchout
D) prismatic

Question 12

All dimensions on a pattern drawing should be foreshortened.

Question 13

In radial line developments, stretchout lines are:

A) triangles
B) arcs
C) chords
D) patterns

Question 14

Tabs are used to form:

A) stretchout lines
B) bend lines
C) fasteners
D) seams

Question 15

What is NOT one of the basic methods of developing pattern drawings?

A) triangulation
B) cylindrical revolvement
C) radial line development
D) parallel line development

Question 16

There are no inclined or oblique surfaces to project for which type of surface plane?

A) flat
B) curved
C) warped
D) regular solid

Question 17

When developing a truncated cone, you must divide the top opening into equal parts.

Question 18

Development drawings are drawn on three-dimensional surfaces.

Question 19

To find the true length of a pyramid's side, the pyramid corners must be revolved to convert incline lines into normal orthographic true height lines.

Question 20

You would use parallel line development to develop a pattern for an object with which shape?

A) truncated pyramid
B) triangular pyramid
C) cone
D) prism

Question 21

If a pattern consists of a wide rectangle with a small circle attached on opposite ends of the shorter sides, what shape will it form when assembled?

A) pyramid
B) cone
C) prism
D) cylinder

Question 22

When single-curved surfaces meet, the intersection lines should be developed using _____ methods.

A) triangulation
B) parallel line development
C) radial line development
D) warped line development

Question 23

When developing a pattern for a triangular pyramid, how many base sides are projected on the stretchout line?

A) 0
B) 2
C) 3
D) 4

Question 24

When a hexahedron pattern is assembled, it forms a:

A) prism
B) pyramid
C) cylinder
D) cone

Question 25

What must you do before drawing the elements during the parallel development of a truncated cylinder?

A) connect the intersection points
B) project the intersections
C) cut out the pattern
D) draw a stretchout line

Question 26

Which of these steps in the radial line development of a rectangular pyramid comes next after you step off the base distances?

A) draw the stretchout arc
B) draw the pattern using base lines
C) assemble
D) cut out the pattern

Question 27

Imagine that you are plotting for a simple, symmetrically-shaped cone. If the base diameter is 10, and the true length of the side is 40 what is the angle of the stretchout?

A) 22.5
B) 45
C) 90
D) 180

Question 28

A hyperboloid is an example of a _____ surface.

A) warped
B) flat
C) single-curve
D) regular solid

Question 29

What is the next step in parallel line development of a rectangular prism after laying out the fold lines?

A) lay out height and block in
B) draw tabs
C) draw stretchout line
D) lay out top and bottom

Question 30

What is the next step in triangulation development of an oblique cone after drawing the first true length line?

A) smooth out the curve
B) swing the chordal distance
C) connect the points
D) swing an arc