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JEE Main 1 February 2024, Shift 2, Physics Q57
Question 57 of 90 in this shift, Physics question 27 of 30, Section B.
A moving coil galvanometer has 100 turns and each turn has an area of . The magnetic field produced by the magnet is 0.01 T and the deflection in the coil is 0.05 radian when a current of 10 mA is passed through it. The torsional constant of the suspension wire is N-m/rad. The value of is ________.
Official answer
4
NTA final key.
- Chapter
- Moving Charges and Magnetism
- Topic
- No close match in our taxonomy
- Idea tested
- No close match in our taxonomy