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Physics (AS & A Level) · Oct / Nov 2024 · Paper 12 · Question 32

9702Electric current

There is a current in a resistor for a short time interval. Which statement about the total charge that passes through the resistor is correct?

  1. AIt can take any value.
  2. BIt is an integer multiple of the elementary charge.
  3. CIt is the elementary charge.
  4. DIt is the rate of flow of the current.

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Correct answer: B. It is an integer multiple of the elementary charge.

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