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If a circuit has a current of 3A flowing through a 10Ω resistor, what is the power dissipated by the resistor?

Practice Questions

1 question
Q1
If a circuit has a current of 3A flowing through a 10Ω resistor, what is the power dissipated by the resistor?
  1. 30W
  2. 10W
  3. 90W
  4. 15W

Questions & Step-by-step Solutions

1 item
Q
Q: If a circuit has a current of 3A flowing through a 10Ω resistor, what is the power dissipated by the resistor?
Solution: Power (P) = I^2 * R = 3^2 * 10 = 9 * 10 = 90W.
Steps: 5

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