A magnet is in stable equilibrium in a uniform magnetic field. It is deflected by 60o and the workdone is equal to W. In deflecting the magnet further by 30o, Work done is:
A magnet is in stable equilibrium in a uniform magnetic field. It is deflected by 60o and the workdone is equal to W. In deflecting the magnet further by 30o, Work done is:
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Q2
A bar magnet is hung by a thin cotton thread in a uniform horizontal magnetic field and is in equilibrium state. The energy required to rotate it by 60° is W. Now the torque required to keep the magnet in this new position is