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4.2.3a Electromotive force

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Question 7

A cell passes a current of 2.5 A in a circuit for 20 s. In this time the cell transfers 450 J of energy.

What is the electromotive force (e.m.f.) of the cell?

A

0.11 V0.11\text{ V}0.11 V

B

5.6 V5.6\text{ V}5.6 V

C

9.0 V9.0\text{ V}9.0 V

D

18.0 V18.0\text{ V}18.0 V

Markscheme

4.2.3a Electromotive force Questions

  1. IGCSE
  2. /Physics
  3. /4.2.3a Electromotive force

55 exam-style questions on CIE IGCSE Physics 4.2.3a Electromotive force. Each one has a worked solution and a mark scheme showing where the marks go.

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