engineering physics MCQ #80

In an AC circuit, the voltage and current are in phase when the circuit contains

engineering physics MCQ #80

  1. Question 1

    Q1. In an AC circuit, the voltage and current are in phase when the circuit contains

    • A) only resistance
    • B) resistance and inductance
    • C) resistance and capacitance
    • D) only capacitance

    Answer: only resistance

    Explanation: In a purely resistive circuit, voltage and current are in phase.