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For an involute gear, the ratio of base circle radius and pitch circle radius is equal to

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in Machine Kinematics by (38.0k points)
For an involute gear, the ratio of base circle radius and pitch circle radius is equal to

(a) sinɸ

(b) cosɸ

(c) secɸ

(d) cosecɸ

I had been asked this question in an online quiz.

I would like to ask this question from Comparison Between Involute and Cycloidal Gears in division Toothed Gearing & Gear Trains of Machine Kinematics

1 Answer

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by (106k points)
The correct choice is (b) cosɸ

Easiest explanation: None

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