Mechanical Drawing Practice Exam - Set 16

Practice Test: Question Set - 16

1. Center lines are used to locate or represent the centers of ________.
    (A) Arcs
    (B) Circles
    (C) Hidden round features
    (D) All of the above

2. This is a solid shape that fits inside the mold and forms a hole in a cooled cast metal or molten plastic object:
    (A) Core
    (B) Cavity
    (C) Prototype
    (D) Hole mold

3. Architectural drawings used to construct a house are often plotted with a scale of ¼" = 1'-0". What scale is this?
    (A) Quarter
    (B) Half
    (C) Full
    (D) Double

4. This should show what changes were made, when, and by whom:
    (A) Portable document
    (B) Record of revisions
    (C) Title form
    (D) Revision drawings

5. When positioning this feature of perspective projection, the centerline of the cone of visual rays should be directed toward the approximate center of the object:
    (A) Station point
    (B) Vanishing point
    (C) Horizon
    (D) Ground line

6. When the receding lines are true length, and the projectors are at 45 degrees to the plane of projection, the oblique drawing is called this:
    (A) Cabinet projection
    (B) Cavalier projection
    (C) Axonometric projection
    (D) Isometric projection

7. This is a curve showing the displacement of the follower as ordinates on a base line that represents one revolution of the cam:
    (A) Displacement diagram
    (B) Follower
    (C) Cam cycle
    (D) Reciprocation chart

8. Geometric primitives include shapes such as ________.
    (A) Boxes
    (B) Cylinders
    (C) Wedges
    (D) All of the above

9. In these drawings it is necessary to show cut surfaces and distinguish between adjacent parts:
    (A) Auxiliary drawings
    (B) Assembly sections
    (C) 3D assemblies
    (D) Parts lists

10. Two-point perspective is also known as:
    (A) Two-view perspective
    (B) Regular perspective
    (C) Parallel perspective
    (D) Angular perspective

11. In an oblique drawing, equally spaced partial circles may be used to show this:
    (A) Symbolic thread pitch
    (B) Ellipses
    (C) Cavalier drawings
    (D) Projection points

12. These gears transmit power between shafts whose axes intersect at any angle:
    (A) Worm gears
    (B) Spur gears
    (C) Bevel gears
    (D) Racks

13. This is used in applications for nonferrous construction:
    (A) Copper tubing
    (B) Steel pipe
    (C) PVC pipe
    (D) Iron tubing

14. In some circumstances an entire drawing can be inserted into a different drawing as a block. When this is used the base point will default to _________.
    (A) 0, 0
    (B) 10, 10
    (C) 20, 20
    (D) 30, 30

15. The type of line that projects from an object for the express purpose of locating a dimension is a ________ line.
    (A) Visible
    (B) Hidden
    (C) Extension
    (D) Dimension

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