Physics (AS & A Level) · Oct / Nov 2025 · Paper 12 · Question 34
A cell of electromotive force (e.m.f.) E delivers a charge Q to an external circuit. Which statement is correct?
- AThe energy dissipated in the external circuit is EQ.
- BThe energy dissipated within the cell is EQ.
- CThe external resistance is EQ.
- DThe total energy dissipated in the cell and the external circuit is EQ.
As printed in the paper
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Correct answer: D. The total energy dissipated in the cell and the external circuit is EQ.
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