A vernier calliper has 20 divisions on the vernier scale, which
coincide with 19 on the main scale. The least count of the
instrument is 0.1 mm. The main scale divisions are of
(a) 0.5 mm (b) 1 mm
(c) 2 mm (d) 1/4 mm
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Answer:
A is the correct option.............................
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