JEE PHYSICS MCQ: UNITS & MEASUREMENTS

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A vernier callipers (with least count = 0.1 mm) has 20 divisions of the vernier scale. The main scale divisions are of

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Correct option: D

2.0 mm

Option D (2.0 mm) is correct because it's the main scale division size calculated from the least count and the number of vernier scale divisions.

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