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Recent questions tagged telegram-57349
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(chatquestion)...- A circular coil of N turns and radius R carries a current I. It is unwound and rewound to make another coil of radius R/ 2, current I remaining the same. Calculate the ratio of the magnetic moments of the new coil and the original coil. All India 2012
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telegram-57349
asked
Feb 16, 2020
by
balaji.thirumalai
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