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JEE Mains 25-Jan-2023 Shift 2 Solved Paper

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Question : 4

Total: 90

For a moving coil galvanometer, the deflection in the coil is 0.05‌rad when a current of 10‌mA is passed through it. If the torsional constant of suspension wire is 4.0×10−5‌Nm‌rad−1, the magnetic field is 0.01T and the number of turns in the coil is 200 , the area of each turn (in cm2 ) is :

[25-Jan-2023 Shift 2]

2.0
1.0
1.5
0.5

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