A pair of helical gears consist of 25 teeth pinion gear meshing with a – McqOptions

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1.	A pair of helical gears consist of 25 teeth pinion gear meshing with a 90 teeth gear. Calculate the tangential force If surface hardness is 260BHN. Also face width=35mm, module=4mm and helix angle=25⁰. The velocity of operation is 3.5m/s and service factor 1.5.
A.	1136.5N
B.	3983.7
C.	2012.6N
D.	3226.5N
Answer» C.

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