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The zero error in a Vernier callipers is...

The zero error in a Vernier callipers is said to be negative 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 left of the zero of main scale

D

the vernier scale is not visible clearly.

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • 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.

  • The Vernier constant of a Vernier Callipers is

    A
    the difference between one main scale division and one Vernier scale division
    B
    the sum of one main scale division and one Vernier scale division
    C
    the ratio of one main scale division to one Vernier scale division
    D
    the product of one main scale division and one vernier scale division

  • The zero error of the vernier calipers shown in the figure is

    A
    `-100 mum`
    B
    + 0.01 cm
    C
    0.1 mm
    D
    All the above.

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    What is the use of a vernier calliper?

    Screw gauge is said to have a negative error.

    The zero error of the vernier calipers shown in the figure is _________.

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