MDCAT Physics MCQ #241

A 3-phase AC motor has a power factor of 0.8. If the load current is 20 A per phase, what is the total power consumed by the motor?

MDCAT Physics MCQ #241

  1. Question 1

    Q1. A 3-phase AC motor has a power factor of 0.8. If the load current is 20 A per phase, what is the total power consumed by the motor?

    • A) 3 kW
    • B) 3.8 kW
    • C) 4.8 kW
    • D) 5 kW

    Answer: 4.8 kW

    Explanation: Using the power factor formula, the total power is 4.8 kW, calculated from P = √3 * V * I * PF