Physics · 2022
JEE Main · 30 June 2022, Shift 1 · Q32
If n main scale divisions coincide with ( n +1 ) vernier scale divisions. The least count of vernier callipers, when each centimetre on the main…
If n main scale divisions coincide with ( $\displaystyle \mathrm{n}+1$ ) vernier scale divisions. The least count of vernier callipers, when each centimetre on the main scale is divided into five equal parts, will be:
Official answer
(1)
$\displaystyle \frac{2}{\mathrm{n}+1} \mathrm{~mm}$
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JEE Main 2022 Physics question, with the answer from NTA’s final answer key. Where our answers come from.