An alternating current with a peak value of 5A passes through a resistor of resistance...

PHYSICSWAEC 1997

An alternating current with a peak value of 5A passes through a resistor of resistance 10Ω. Calculate the rate at which energy is dissipated in the resistor

  • A. 250W
  • B. 125W
  • C. 50W
  • D. 35.4W

Correct Answer: A. 250W

Explanation

P=\(I^2R= 25\times 10=250W\)

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