Lewis form factor for the 20° full depth involute system is equal to

1.	Lewis form factor for the 20° full depth involute system is equal to 0.154 - 0.841/T.
A.	Correct
B.	Incorrect
C.	Can't say
D.	None of these
Answer» B. Incorrect

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Lewis form factor for the 20° full depth involute system is equal to 0.154 - 0.841/T.

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