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Related Questions

• In electromagnetic induction, the induced e.m.f. in a coil is independent of

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• The formula for induced e.m.f. in a coil due to change in magnetic flux through the coil is (here A = area of the coil, B = magnetic field)

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• The north pole of a bar magnet is moved swiftly downward towards a closed coil and then second time it is raised upwards slowly. The magnitude and direction of the induced currents in the two cases will be of... First case-Second case

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• A coil of area $100c{m^2}$ has 500 turns. Magnetic field of $0.1\;weber/metr{e^2}$ is perpendicular to the coil. The field is reduced to zero in 0.1 second. The induced e.m.f. in the coil is

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• The current in a coil changes from 4 ampere to zero in 0.1 s. If the average e.m.f. induced is 100 volt, what is the self inductance of the coil

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