A-LevelPhysicsD.C. circuits9702/12 · Feb/Mar 2016 · Q301 Mark

An electrical conductor has a resistance of 5.6 kΩ. A potential difference (p.d.) of 9.0 V is applied across its ends. How many electrons pass a point in the conductor in one minute?

A6.0 × 10²⁰

B1.0 × 10¹⁹

C6.0 × 10¹⁷

D1.0 × 10¹⁶

✓ Correct answer

C: 6.0 × 10¹⁷

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Topic: D.C. circuits, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source: A-Level Physics, Feb/Mar 2016 Paper 1 Variant 2, question 30.

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