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Physics · Oct / Nov 2016 · Paper 12 · Question 37

5054Electromagnetic induction

A magnet moves up and down above a coil of wire. The bottom of the magnet moves up and down between P and R. Where is the bottom of the magnet when there is no induced electromotive force (e.m.f.) in the coil?

  1. Aat P and at Q
  2. Bat P and at R
  3. Cat Q only
  4. Dat R only

As printed in the paper

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Correct answer: B. at P and at R

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