Q. The size of the sine bar is specified by ?

A
Overall length
B
Length and weight
C
Distance between rollers
D
Roller's diameter
Solution:

A sine bar consists of a hardened, precision ground body with two precision ground cylinders fixed at the ends. The distance between the centers of the cylinders is precisely controlled, and the top of the bar is parallel to a line through the centers of the two rollers.

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