engineering physics MCQ #960

The power dissipated in a resistor is given by

engineering physics MCQ #960

  1. Question 1

    Q1. The power dissipated in a resistor is given by

    • A) V²/R
    • B) I²R
    • C) Both A and B
    • D) Neither A nor B

    Answer: Both A and B

    Explanation: Power P = VI = V(V/R) = V²/R and also P = VI = (IR)I = I²R.