engineering physics MCQ #1264

A coil of inductance 0.1 H has a current of 1 A. The energy stored is

engineering physics MCQ #1264

  1. Question 1

    Q1. A coil of inductance 0.1 H has a current of 1 A. The energy stored is

    • A) 0.05 J
    • B) 0.1 J
    • C) 0.5 J
    • D) 1 J

    Answer: 0.05 J

    Explanation: E = 1/2 * LI² = 1/2 * 0.1 * 1² = 0.05 J.