Q.

What is the cause of translational errors in CMM?

A. error in scale division
B. error in straightness
C. twisting error
D. roll error
Answer» B. error in straightness
Explanation: translational errors result from errors in the division of scale and straightness error perpendicular to the corresponding axis direction. errors in scale division are known as positional errors. error in straightness is the cause of translational errors.
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