General Science • PhysicsEasy
Which law of electromagnetic induction states that the direction of induced current is such that it opposes the very cause or the change that produces it?
A. Faraday's Law
B. Lenz's Law✓ Correct Answer
C. Ampere's Circuital Law
D. Biot-Savart Law
💡 Solution & Explanation
Lenz's Law states that the polarity of induced electromotive force is such that it produces a current whose magnetic field opposes the change in magnetic flux that produced it, directly upholding the law of conservation of energy. Faraday's Law calculates the magnitude of the induced EMF rather than its direction.
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