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Related Questions

• A coil having 500 square loops each of side 10 cm is placed normal to a magnetic flux which increases at the rate of 1.0 tesla/second. The induced e.m.f. in volts is

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• We can reduce eddy currents in the core of transformer

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• A long horizontal metallic rod with length along the east-west direction is falling under gravity. The potential difference between its two ends will

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• A metal conductor of length 1m rotates vertically about one of its ends at angular velocity 5 radians per second. If the horizontal component of earth's magnetic field is $0.2 \times {10^{ - 4}}T$, then the e.m.f. developed between the two ends of the conductor is

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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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