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What is the power dissipated in a resistor of 8 Ω carrying a current of 2 A?

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Question: What is the power dissipated in a resistor of 8 Ω carrying a current of 2 A?

Options:

  1. 16 W
  2. 4 W
  3. 8 W
  4. 2 W

Correct Answer: 16 W

Solution: 

Power (P) = I^2 * R = (2 A)^2 * 8 Ω = 16 W.

What is the power dissipated in a resistor of 8 Ω carrying a current of 2 A?

Practice Questions

Q1
What is the power dissipated in a resistor of 8 Ω carrying a current of 2 A?
  1. 16 W
  2. 4 W
  3. 8 W
  4. 2 W

Questions & Step-by-Step Solutions

What is the power dissipated in a resistor of 8 Ω carrying a current of 2 A?
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