A-LevelPhysicsD.C. circuits9702/12 · Oct/Nov 2009 · Q301 Mark

Which values of current and resistance will produce a rate of energy transfer of 16 J s⁻¹?

Acurrent/A: 1, resistance/Ω: 4

Bcurrent/A: 2, resistance/Ω: 8

Ccurrent/A: 4, resistance/Ω: 1

Dcurrent/A: 16, resistance/Ω: 1

✓ Correct answer

C: current/A: 4, resistance/Ω: 1

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Topic: D.C. circuits, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source: A-Level Physics, Oct/Nov 2009 Paper 1 Variant 2, question 30.

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