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a magnetic dipole is placed at …

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a magnetic dipole is placed at right angles to the direction of lines of force of magnetic induction B if it os rotated through an angle of 180 degree then the work done os

    • Posted by Ankita Gupta 6 years, 2 months ago

    CBSE > Class 12 > Physics
    • 1 answers

    Sia ? 6 years, 2 months ago

    P.E. of dipole = -MB cos0o = -MB
    Work done = MB(cos 0o - cos 180o) = M B (1 + 1 ) = 2 MB

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