Question

Main scale of a Vernier calipers is calibrated in millimeter.40 division of Vernier scale is equal to 39

division of main scale. Calculate least count of it. (Ans. 2.5 x 10-5m)

2. When a cylinder is gripped between the jaws of Vernier calipers, zero of Vernier scale lies between 7.5

cm and 7.6 cm, 28th division of Vernier scale matches with any one division of main scale, Vernier

scale has total 40 divisions on it. Then calculate the L.C. of Vernier calipers and diameter of the

cylinder​

Answer 1

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