MDCAT Physics MCQ #672

A current of 5 A flows through a 10-ohm resistor. What is the power consumption of the resistor?

MDCAT Physics MCQ #672

  1. Question 1

    Q1. A current of 5 A flows through a 10-ohm resistor. What is the power consumption of the resistor?

    • A) 10 W
    • B) 20 W
    • C) 25 W
    • D) 50 W

    Answer: 25 W

    Explanation: Power consumption is given by P = I^2R, making 25 W a plausible but incorrect answer.