The velocity factor for precision metallic gears cut with high accuracy and operating at velocities upto 20 m/s is equal to

The velocity factor for precision metallic gears cut with high accurac

1.	The velocity factor for precision metallic gears cut with high accuracy and operating at velocities upto 20 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» B. 3/ (3 + v)

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The velocity factor for precision metallic gears cut with high accuracy and operating at velocities upto 20 m/s is equal to

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