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प्रश्न
A current loop in a magnetic field ____________.
विकल्प
experiences a torque whether the field is uniform or non-uniform in all orientations
can be in equilibrium in one orientation
can be in equilibrium in two orientations, both the equilibrium states are unstable
can be in equilibrium in two orientations, one stable while the other is unstable
MCQ
रिक्त स्थान भरें
उत्तर
A current loop in a magnetic field can be in equilibrium in two orientations, one stable while the other is unstable.
Explanation:
When `theta` = 0° (parallel) it is in stable equilibrium.
When `theta` = 180° (anti-parallel), it is in unstable equilibrium.
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Magnetic Dipole Moment
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