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GK QUESTION#3085

Statement I: Michael Faraday discovered electromagnetic induction in 1831. Statement II: A changing magnetic flux linkage induces an emf. Which statements are true?

  1. ABoth statements are true.Correct answer
  2. BBoth statements are false.
  3. CStatement I is true, but Statement II is false.
  4. DStatement I is false, but Statement II is true.
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Answer

A. Both statements are true.

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Explanation

Faraday discovered electromagnetic induction in 1831. A changing magnetic flux linkage produces an induced emf; its magnitude is the rate of change of flux linkage, and its sign follows Lenz’s rule. Both factual statements are true.

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