Physics · Electromagnetic Induction

According to Lenz's Law, what governs the direction of an induced electromotive force (emf) or current in a conductor?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1It is directly proportional only to the instantaneous absolute strength of the magnetic field.
2It flows in such a direction that it opposes the change in magnetic flux that produces it.✓
3It continuously acts to systematically reduce the total applied initial flux to zero.
4It always flows to enhance the magnitude of the existing external magnetic field.

Correct answer

It flows in such a direction that it opposes the change in magnetic flux that produces it.

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