For a bevel gear having the pitch angle , the ratio of formative number of teeth (TE) to actual number of teeth (T) is

For a bevel gear having the pitch angle , the ratio of formative numb

1.	For a bevel gear having the pitch angle , the ratio of formative number of teeth (TE) to actual number of teeth (T) is
A.	1/sin
B.	1/cos
C.	1/tan
D.	sin cos
Answer» C. 1/tan