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Physics Hard CSS FPSC PPSC Uploaded: 13 Jul 2026

Which law states that the induced EMF in a conductor is proportional to the rate of change of magnetic flux?

  • A Ohm's Law
  • B Coulomb's Law
  • C Ampere's Law
  • D Faraday's Law
Correct Answer: Option D — Faraday's Law
Explanation:
Faraday's Law of Electromagnetic Induction states that the magnitude of the induced EMF equals the rate of change of magnetic flux through a circuit forming the basis of generators and transformers.
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