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NEET UG PHYSICS MCQ: UNITS & MEASUREMENTS

1 Easy

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Application +4 | -1

N

divisions on the main scale of a vernier calliper coincide with

(N+1)

divisions of the vernier scale. If each division of main scale is '

a

' units, then the least count of the instrument is

View answer and explanation

Correct option: D

\frac{a}{N+1}

Option D (

\frac{a}{N+1}

) is correct because the least count is calculated by finding the difference between one main scale division and one vernier scale division.

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