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A-LevelPhysicsD.C. circuits9702/12 · Oct/Nov 2025 · Q341 Mark

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.

✓ Correct answer

D: The total energy dissipated in the cell and the external circuit is EQ.

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About this question

Topic
D.C. circuits, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source
A-Level Physics, Oct/Nov 2025 Paper 1 Variant 2, question 34.

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