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Machine Design - Engineering

Q1:

In worm, gears, pitch lead angle is

A half the angle between two inclined faces in axial plane

B the angle between the tangent to the pitch helix and the plane of rotation

C the angle between the tangent to the pitch helix and an element of the cylinder

D none of the above

ANS:B - the angle between the tangent to the pitch helix and the plane of rotation

Explanation: No answer description is available.