magnetism

Related Questions

• A bar magnet A of magnetic moment $M_A$ is found to oscillate at a frequency twice that of magnet B of magnetic moment $M_B$ when placed in a vibrating magneto-meter. We may say that

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• The line on the earth's surface joining the points where the field is horizontal is

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• For protecting a sensitive equipment from the external magnetic field, it should be

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• A bar magnet when placed at an angle of $30^o$ to the direction of magnetic field induction of $5 \times 10^{–2} T$, experiences a moment of couple $25 \times 10^{–6} N-m$. If the length of the magnet is 5 cm its pole strength is

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• A bar magnet is situated on a table along east-west direction in the magnetic field of earth. The number of neutral points, where the magnetic field is zero, are

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