Physics 9702 · AS & A Level · Potential difference and power

Potential difference and power — practice question

An electric current flows through a resistor for an unknown duration. Which two quantities may be used to determine the energy dissipated by the resistor?

  • Athe current in the resistor and the potential difference across the resistor
  • Bthe resistance of the resistor and the current in the resistor
  • Cthe total charge passing through the resistor and the potential difference across the resistor
  • Dthe total charge passing through the resistor and the resistance of the resistor

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