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O Single Correct MCQ The coercivity of a small magnet where the ferromagnet gets demagnetized...

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O Single Correct MCQ The coercivity of a small magnet where the ferromagnet gets demagnetized is 3x 10 A m 1 The current required to be passed in a solenoid of length 10 cm and number of turns 100 so that the magnet gets demagnetized when inside the solenoid is A B 3 A 6 A

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