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Home Technical Drawing Orthographic Projection Comments

  • Question
  • A plane surface that is parallel to a plane of projection appears on edge as a straight line.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • False 


  • Orthographic Projection problems


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    • 1. The profile plane is the plane upon which the side view is projected.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. In orthographic views, dashed lines represent features that would be hidden behind other surfaces.

    • Options
    • A. True
    • B. False
    • Discuss
    • 3. Orthographic projections have projectors that are parallel to the plane of projection.

    • Options
    • A. True
    • B. False
    • Discuss
    • 4. Scale is stated as a ratio of the number of drawing units to the number of actual units.

    • Options
    • A. True
    • B. False
    • Discuss
    • 5. Drawings that use U.S. customary units do not follow ANSI/ASME standards.

    • Options
    • A. True
    • B. False
    • Discuss
    • 6. 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
    • 7. If an edge is perpendicular to a plane of projection, it appears as a point.

    • Options
    • A. True
    • B. False
    • Discuss
    • 8. The depth dimensions in the top and side views do not necessarily correspond.

    • Options
    • A. True
    • B. False
    • Discuss
    • 9. If an angle is in an inclined plane, it may be projected either larger or smaller than the true angle depending on its position.

    • Options
    • A. True
    • B. False
    • Discuss
    • 10. A plane surface always projects either on edge or as a surface in any view.

    • Options
    • A. True
    • B. False
    • Discuss


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