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Class 12 NEET Physics Moving Charges and Magnetism

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Question : 19

Total: 96

Two toroids 1 and 2 have total number of turns 200 and 100 respectively with average radii 40‌cm and 20‌cm respectively. If they carry same current i, the ratio of the magnetic fields along the two loops is :

1:1
4:1
2:1
1:2

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