JAMB Physics 2015 Objective — Question 18

Question 18 of 50 from the Joint Admissions and Matriculation Board (JAMB) Physics 2015 Objective paper, with the correct answer and a full explanation.

Which of the following does NOT use magnetic effect of current to function?

A. A telephone receiver
B. Lead acid accumulatorCorrect
C. A moving coil galvanometer
D. An electric bell

Explanation

A lead-acid accumulator stores/releases energy via chemical reactions, not the magnetic effect of current.

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