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

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Question : 23

Total: 25

While measuring diameter of wire using screw gauge the following readings were noted. Main scale reading is 1‌mm and circular scale reading is equal to 42 divisions. Pitch of screw gauge is 1‌mm and it has 100 divisions on circular scale. The diameter of the wire is ‌

‌mm. The value of x is :

[6 Apr 2024 Shift 1]

142
71
42
21

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