1.

How correctness of taper can be checked?

A. Draw a single line of Persian blue along the length
B. Draw two lines of Persian blue at any distance along the diameter
C. Draw three lines of Persian blue at equidistant along the length
D. No need of Persian blue, it can be checked simply by seeing the rotation of spindle
Answer» D. No need of Persian blue, it can be checked simply by seeing the rotation of spindle


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