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JEE Main & Advanced Physics Magnetism Question Bank Numerical Value Type Questions - Magnetism and Matter

  • question_answer
    A bar magnet is demagnetized by inserthing it inside a solenoid of length 0.2 m, 100 turns, and carrying a current of 5.2 A. The coercivity (in A/m) of the bar magnet is:

    Answer:

    2600


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