General Studies · Manufacturing Processes
A solid cylinder of 20 mm initial diameter and 100 mm initial height is reduced to a height of 50 mm by a forging process between two flat dies. Assuming no volume change, the percentage increase in its diameter is approximately:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 150.0%
- 241.4%✓
- 320.7%
- 42.07%
Correct answer
41.4%
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