Lessons

Eamcet Physics
2 nd Year : Unit 4.2 ( Alternating Current ) - Electromagnetic Induction

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Q.

Magnetic flux Φ(in Weber) linked with a closed circuit of resistance 10 ohm varies with time t (in seconds) as Φ = 5t2 - 4t +1 the induced electromotive forc ein the circuit at t = 0.2 sec is

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Correct choice: C

Explanation:

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