A-LevelPhysicsD.C. circuits9702/12 · Oct/Nov 2024 · Q371 Mark

A cell with electromotive force (e.m.f.) 1.50 V delivers a current of 0.26 A to a resistor of resistance 5.0 Ω connected between its terminals. What is the internal resistance of the cell?

A0.04 Ω

B0.20 Ω

C0.39 Ω

D0.77 Ω

✓ Correct answer

D: 0.77 Ω

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Topic: D.C. circuits, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source: A-Level Physics, Oct/Nov 2024 Paper 1 Variant 2, question 37.

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