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State the formula for calculating observed length in the following cases

(a) Number of vernier scale divisions coinciding with main scale and the number of divisions of main scale on the left hand side of zero of vernier are known.

(b) The reading of main scale and the number of vernier scale divisions coinciding with main scale are known.

Asked by Topperlearning User 4th June 2014, 1:23 PM
Answered by Expert
Answer:

(a) Observed length = Pitch x Main scale divisions + Least count x Vernier scale reading.

(b) Observed length = Main scale reading + Least count x Vernier scale reading.

Answered by Expert 4th June 2014, 3:23 PM
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