JAMB Physics 2019 Objective — Question 38
Question 38 of 40 from the Joint Admissions and Matriculation Board (JAMB) Physics 2019 Objective paper, with the correct answer and a full explanation.
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The electromotive force induced is in such a direction as to oppose the motion or change producing it. This is a statement of
- A. Faraday's law
- B. Lenz's lawCorrect
- C. Maxwell's law
- D. Ampere's law
Explanation
This is Lenz's law. (Faraday's law gives the magnitude of the induced e.m.f.; Lenz's law gives its direction.)
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