engineering physics MCQ #252

The current in an AC circuit is given by I = 2 sin(ωt + π/4). The rms value of current is

engineering physics MCQ #252

  1. Question 1

    Q1. The current in an AC circuit is given by I = 2 sin(ωt + π/4). The rms value of current is

    • A) 2 / √2 A
    • B) 2 A
    • C) √2 A
    • D) 1 A

    Answer: 2 / √2 A

    Explanation: Irms = Ipeak / √2 = 2 / √2 A.