Moving Charges and Magnetism

Related Questions

• Magnetic field intensity at the centre of coil of 50 turns, radius 0.5 m and carrying a current of 2 A is

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• A circular coil of radius 4 cm has 50 turns. In this coil a current of 2 A is flowing. It is placed in a magnetic field of 0.1 $weber/{m^2}$ . The amount of work done in rotating it through $180^\circ $ from its equilibrium position will be

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• What should be the current in a circular coil of radius $5 cm$ to annul ${B_H} = 5 \times {10^{ - 5}}T$

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• A part of a long wire carrying a current i is bent into a circle of radius r as shown in figure. The net magnetic field at the centreO of the circular loop is

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• An electron, moving in a uniform magnetic field of induction of intensity $\vec B,$ has its radius directly proportional to

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