General Science • PhysicsMedium
Which law states that the induced electromotive force in any closed circuit is equal to the rate of change of the magnetic flux enclosed by the circuit?
A. Faraday's Law of Induction✓ Correct Answer
B. Lenz's Law
C. Ampere's Circuital Law
D. Biot-Savart Law
💡 Solution & Explanation
Faraday's Law of Electromagnetic Induction establishes that the magnitude of the induced electromotive force in a closed circuit is directly proportional to the time rate of change of magnetic flux linked with the circuit. Conversely, Lenz's Law determines the direction of the induced current by stating that it opposes the very change producing it. Biot-Savart law and Ampere's circuital law relate instead to magnetic fields generated by electric currents.
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