magnetism

Related Questions

• Rate of change of torque $\tau $ with deflection$\theta $is maximum for a magnet suspended freely in a uniform magnetic field of induction B, when

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• The time period of oscillation of a magnet in a vibration magnetometer is 1.5 seconds. The time period of oscillation of another magnet similar in size, shape and mass but having one-fourth magnetic moment than that of first magnet, oscillating at same place will be

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• Demagnetisation of magnets can be done by

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• A bar magnet is oscillating in the Earth’s magnetic field with a period T. What happens to its period and motion if its mass is quadrupled

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• A bar magnet is held perpendicular to a uniform magnetic field. If the couple acting on the magnet is to be halved by rotating it, then the angle by which it is to be rotated is

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