Physics · Oct / Nov 2018 · Paper 11 · Question 29
5054Electromotive force and potential difference
A battery of electromotive force (e.m.f.) 10 V is connected to a resistor. [circuit diagram showing a 10 V battery connected to a resistor] A charge of 2.0 coulombs passes through the resistor. How much work is done as the charge passes through the resistor?
- A0.20 J
- B2.0 J
- C5.0 J
- D20 J
As printed in the paper
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Correct answer: D. 20 J
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