Question

solve these question ! plz​

Answer 1

Explanation:

A vernier callipers has 20 divisions on the vernier scale which coincide with 19 divisions on the main scale. The least count of the instrument is 0.1 mm. The main scale divisions are of. ⇒0.1=120 MSD ⇒ MSD = 2mm.

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Answer 2

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A vernier callipers has 20 divisions on the scale which coincide with 19 points on the main scale. The least count of the instrument is 0.1 mm the main scale division are of 0.1 = 120 MSG=MSG=2 mm