What is contact ratio in gears? - Theory of Machines - 2

Q.  What is meant by contact ratio in gears?
- Published on 06 Aug 15

a. Ratio of length of arc of approach and circular pitch
b. Ratio of circular pitch and length of arc of contact
c. Ratio of length of arc of recess and circular pitch
d. Ratio of length of arc of contact and circular pitch

ANSWER: Ratio of length of arc of contact and circular pitch

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