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The zero error in a Vernier callipers is...

The zero error in a Vernier callipers is said to be positive when

A

zero of vernier scale is towards the right of the zero of main scale

B

zero of vernier scale coincides with the zero of main scale

C

zero of vernier scale is towards the left of the zero of main scale

D

the vernier scale is not visible clearly.

Text Solution

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The correct Answer is:
A
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