A pair of parallel helical gears consist of 15 teeth pinion meshing with a 40 teeth gear. The helix angle is 22 and normal pressure angle 19 . The normal module is taken as 4mm. Calculate the transverse module.

A pair of parallel helical gears consist of 15 teeth pinion meshing wi

1.	A pair of parallel helical gears consist of 15 teeth pinion meshing with a 40 teeth gear. The helix angle is 22 and normal pressure angle 19 . The normal module is taken as 4mm. Calculate the transverse module.
A.	4.3mm
B.	4.1mm
C.	3.9mm
D.	3.7mm
Answer» B. 4.1mm

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