Question

A Vernier caliper has 10 divisions on the vernier scale. if one centimetre of the main scale is divided into five equal parts,find the best least count of the given vernier calliper.

Answer 1

Answer:

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. The least count is 10−xcm.

Explanation:

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Answer 2

Answer: = 0.02cm

Explanation:

Width of each division =1 cm×  1/10 = 0.1 cm

Least count of the vernier is equal to the 10-8/10 times the value of each division.

⟹ Least count = 2/10 ×0.1 cm=0.02 cm

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