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JEE Main Physics Class 11 Physical world and Measurements Part 3 Questions

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Question : 24

Total: 25

In a vernier calliper, when both jaws touch each other, zero of the vernier scale shifts towards left and its 4‌th ‌ division coincides exactly with a certain division on main scale. If 50 vernier scale divisions equal to 49 main scale divisions and zero error in the instrument is 0.04‌mm then how many main scale divisions are there in 1‌cm ?

[6 Apr 2024 Shift 2]

40
5
20
10

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