General Studies · Theory of Machines
A pinion having 24 teeth drives a gear having 72 teeth. The profile of the gear is involute with a 20° pressure angle, 12 mm module, and 12 mm addendum. Find the contact ratio of the gear pair.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 11.72✓
- 21.42
- 32.55
- 42.73
Correct answer
1.72
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