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Related Questions

• Find out the e.m.f. produced when the current changes from 0 to 1 A in 10 second, given $L = 10 \mu H$

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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 magnitude of the earth’s magnetic field at a place is ${B_0}$ and the angle of dip is $\delta $. A horizontal conductor of length l lying along the magnetic north-south moves eastwards with a velocity v. The emf induced across the conductor is

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• Mutual inductance of two coils can be increased by

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• An inductance L and a resistance R are first connected to a battery. After some time the battery is disconnected but L and R remain connected in a closed circuit. Then the current reduces to 37% of its initial value in

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