A-LevelPhysicsD.C. circuitsOct/Nov 2025Paper 1 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
The correct answer is D. This question tests the candidate's understanding of d.c. circuits within the Physicssyllabus. The examiner's mark scheme requires...
📋 Examiner Report & Trap Analysis
Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
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