engineering physics MCQ #147

The current in an AC circuit is given by I = 5 sin(100πt + π/3). The rms value of current is

engineering physics MCQ #147

  1. Question 1

    Q1. The current in an AC circuit is given by I = 5 sin(100πt + π/3). The rms value of current is

    • A) 3.54 A
    • B) 5 A
    • C) 7.07 A
    • D) 10 A

    Answer: 3.54 A

    Explanation: I_rms = I_0/√2 = 5/√2 = 3.54 A