In case the number of teeth on two bevel gears in mesh is 30 and 60 respectively, then the pitch cone angle of the gear will be

‚Äö√Ñ√¨‚àö‚àè/2 + tan-12

‚Äö√Ñ√¨‚àö‚àè/2 ‚Äö√Ñ√∂‚àö√ë‚àö¬® tan-10.5

In case the number of teeth on two bevel gears in mesh is 30 and 60 re

1.	In case the number of teeth on two bevel gears in mesh is 30 and 60 respectively, then the pitch cone angle of the gear will be
A.	tan<sup>-1</sup>2
B.	‚Äö√Ñ√¨‚àö‚àè/2 + tan<sup>-1</sup>2
C.	‚Äö√Ñ√¨‚àö‚àè/2 ‚Äö√Ñ√∂‚àö√ë‚àö¬® tan<sup>-1</sup>0.5
D.	tan<sup>-1</sup>0.5
Answer» E.