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Questions and Answers
Which of the following is true about sectional drawings?
Which of the following is true about sectional drawings?
- Sectional drawings are always cross-hatched or section lined.
- Sectional drawings are always shown in opposite directions.
- Sectional drawings show only the necessary details of an object. (correct)
- Sectional drawings indicate the shape of the object.
What angle should section lines generally be drawn at in a sectional drawing?
What angle should section lines generally be drawn at in a sectional drawing?
- 90°
- 60°
- 45° (correct)
- 30°
What do the cross-hatching lines in a sectioned sketch of a gate valve indicate?
What do the cross-hatching lines in a sectioned sketch of a gate valve indicate?
- The size of the valve.
- The shape of the valve.
- The type of material used. (correct)
- The location of the valve.
