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Related Questions

• An e.m.f. of 100 millivolts is induced in a coil when the current in another nearby coil becomes 10 ampere from zero in 0.1 second. The coefficient of mutual induction between the two coils will be

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• A metallic ring is attached with the wall of a room. When the north pole of a magnet is brought near to it, the induced current in the ring will be

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• In an induction coil, the secondary e.m.f. is

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• A coil of inductance L is carrying a steady current i. What is the nature of its stored energy

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• The magnetic flux linked with a coil at any instant ‘t’ is given by $\phi = 5t^3 – 100t + 300$, the e.m.f. induced in the coil at t = 2 second is

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