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The vernier constant of a vernier calipe...

The vernier constant of a vernier calipers is `0.001 cm`. If `49` main scale divisions coincide with `50` vernier scale divisions, then the value of `1` main scale divisions is .

A

0.1 mm

B

0.5 mm

C

0.4 mm

D

1 mm

Text Solution

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The correct Answer is:
B
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