MDCAT Physics MCQ #749

A circuit has a current of 5 A flowing through it. What is the power dissipated across a 15 ohm resistor?

MDCAT Physics MCQ #749

  1. Question 1

    Q1. A circuit has a current of 5 A flowing through it. What is the power dissipated across a 15 ohm resistor?

    • A) 75 W
    • B) 90 W
    • C) 105 W
    • D) 120 W

    Answer: 90 W

    Explanation: Power is calculated as the product of voltage and current.