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प्रश्न
What do you understand by the term zero error?
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उत्तर
A vernier callipers is said to have a zero error when zero of the main scale does not coincide with zero of the vernier scale.
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संबंधित प्रश्न
Explain the terms : Pitch .
How are they determined?
State one use of a screw gauge.
The pitch of a screw gauge is 1 mm and the circular scale has 100 divisions. In measurement of the diameter of a wire, the main scale reads 2 mm and 45th mark on the circular scale coincides with the base line. Find
(i) The least count and
(ii) The diameter of the wire.
Name the measuring employed to measure the diameter of a needle.
Name the measuring employed to measure the thickness of a paper.
Name the measuring employed to measure the diameter of a pencil.
What is the zero error of a screw gauge?
Least count of a vernier caliper is ______ cm.
