The velocity factor for ordinary cut gears operating at velocities upt

1.	The velocity factor for ordinary cut gears operating at velocities upto 12.5 m/s is equal to
A.	0.75/(0.75 + √v)
B.	3/(3 + v)
C.	4.5/(4.5 + v)
D.	6/(6 + v)
Answer» C. 4.5/(4.5 + v)

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The velocity factor for ordinary cut gears operating at velocities upto 12.5 m/s is equal to

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