Question

what is vernier calliper?​

Answer 1

Explanation:

Vernier Caliper , instrument for making very accurate measurements introduced in 1631 by Pierre Vernier of France. It utilizes two graduated scales : a main scale similar to that on a ruler and an especially graduated auxiliary scale. Vernier , that slides parallel to main scale and enables to readings to be made to a fraction of division on the scale. Vernier Caliper is widely used in scientific laboratories and in manufacturing for quality control measurements.

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Answer 2

Answer:

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