The pitch of a screw gauge is `1 mm and there are 100 divisions` on the circular scale.
Channel: Doubtnut
Date: 05/07/2020

The pitch of a screw gauge is `1 mm and there are 100 divisions` on the circular scale. In measuring the diameter of a sphere there are six divisions on the linear scale and forty divisions on circular scale coincide with the reference line. Find the diameter of the sphere.