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Physics · May / June 2021 · Paper 12 · Question 33

5054Electrical current

In which example is the current 1.0 A?

  1. Aa charge of 0.10 C passes through a resistor in 100 ms
  2. Ba 10 V lamp with input power 0.10 W
  3. Ca resistor of resistance 0.50 Ω with a potential difference (p.d.) of 2.0 V across it
  4. Dtwo resistors with a current of 0.50 A connected in series

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Correct answer: A. a charge of 0.10 C passes through a resistor in 100 ms

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