What is the minimum face width required for a helical gear which has helix angle of 23 and normal module of 7?

What is the minimum face width required for a helical gear which has h

1.	What is the minimum face width required for a helical gear which has helix angle of 23 and normal module of 7?
A.	64.72
B.	56.28
C.	33.35
D.	8.74
Answer» B. 56.28

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What is the minimum face width required for a helical gear which has helix angle of 23 and normal module of 7?

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