Question

5. A vernier callipers has its main scale graduated in
mm and 10 divisions on its vernier scale are equal
in length to 9 mm. When the two jaws are in contact,
the zero of vernier scale is ahead of zero of main
scale and 3rd division of vernier scale coincides with
a main scale division. Find : (i) the least count and
(ii) the zero error of the vernier callipers.
Ans. (i) 0.01 cm (ii) + 0.03 cm​

Answer 1

Answer:

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Answer 2

Answer:

A Vernier calliper has its main scale graduated in mm and 10 divisions on its Vernier scale are equal in length to 9 mm. When the two jaws are in contact the zero of Vernier scale is ahead of zero of the main scale and 3rd division of Vernier scale coincides with a main scale division. The least count is 10−xcm.

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