Discussion
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- Question
Orthographic projections have projectors that are parallel to the plane of projection.
Options- A. True
- B. False
- Correct Answer
- False
- 1. Scale is stated as a ratio of the number of drawing units to the number of actual units.
Options- A. True
- B. False Discuss
- 2. Drawings that use U.S. customary units do not follow ANSI/ASME standards.
Options- A. True
- B. False Discuss
- 3. In orthographic projection objects can be presented at true size or scaled at a proportion of their true size.
Options- A. True
- B. False Discuss
- 4. Drawing units must be clearly stated on the drawing.
Options- A. True
- B. False Discuss
- 5. With regard to lettering, the shapes of letters are not described as part of drawing standards.
Options- A. True
- B. False Discuss
- 6. In orthographic views, dashed lines represent features that would be hidden behind other surfaces.
Options- A. True
- B. False Discuss
- 7. The profile plane is the plane upon which the side view is projected.
Options- A. True
- B. False Discuss
- 8. A plane surface that is parallel to a plane of projection appears on edge as a straight line.
Options- A. True
- B. False Discuss
- 9. Usually screws, bolts, shafts, tubes, and other elongated parts are drawn in a vertical position in the front view.
Options- A. True
- B. False Discuss
- 10. If an edge is perpendicular to a plane of projection, it appears as a point.
Options- A. True
- B. False Discuss
Layouts and Lettering problems
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