MDCAT Physics MCQ #823

A coil with 100 turns and an area of 0.05 m^2 is rotated at 40 Hz in a 0.4 T magnetic field. What is the induced EMF if the coil has a resistance of 5 ohms?

MDCAT Physics MCQ #823

  1. Question 1

    Q1. A coil with 100 turns and an area of 0.05 m^2 is rotated at 40 Hz in a 0.4 T magnetic field. What is the induced EMF if the coil has a resistance of 5 ohms?

    • A) 20 V
    • B) 50 V
    • C) 100 V
    • D) 200 V

    Answer: 100 V

    Explanation: Induced EMF, incorrect option due to wrong calculation