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In worm, gears, pitch lead angle is. | |
A. | half the angle between two inclined faces in axial plane [Wrong Answer] |
B. | the angle between the tangent to the pitch helix and the plane of rotation [Correct Answer] |
C. | the angle between the tangent to the pitch helix and an element of the cylinder [Wrong Answer] |
D. | none of the above [Wrong Answer] |