Any gear base circle diameter is equal to [where D is the pitch circle – McqOptions

MCQOPTIONS

1.	Any gear base circle diameter is equal to [where D is the pitch circle diameter.
A.	D × tan ϕ
B.	D × cos ϕ
C.	D × sin ϕ
D.	None of these
Answer» C. D × sin ϕ

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