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Questions  >>  CBSE XII  >>  Physics  >>  Magnetism and matter
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A bar magnet of magnetic m and moment of inertia I (about center , perpendicular to length ) is cut into two equal pieces, perpendicular to length . Let T be the period of oscillations of the original magnet about an axis . through the mid -point , perpendicular to length , in a magnetic field B. What would be the similar period T1 for each piece?

TT22T3T2

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