Physics (AS & A Level) · May / June 2017 · Paper 11 · Question 32
9702Electric current
The diagram shows the symbol for a wire carrying a current I. What does this current represent?
- Athe charge flowing past a point in the wire per unit time
- Bthe number of electrons flowing past a point in the wire per unit time
- Cthe number of positive ions flowing past a point in the wire per unit time
- Dthe number of protons flowing past a point in the wire per unit time
As printed in the paper
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Correct answer: A. the charge flowing past a point in the wire per unit time
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