Physics (AS & A Level) · Oct / Nov 2019 · Paper 13 · Question 33
9702Electric current
A metal 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
As printed in the paper
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Correct answer: C. 6.0 × 10¹⁷
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