Question Detail

PHY 102 Test Compilation PHY 102 19 Objective Question

Question

Which of the following circuit elements stores energy in an electromagnetic field?
Options
A inductor
Correct Answer
B condenser
C resistor
D capacitor
Correct Answer

Option A is the correct answer.

Detailed Explanation

An inductor stores energy in its magnetic field (E = ½LI²), which is an electromagnetic field, whereas a capacitor stores energy in an electric field and a resistor dissipates energy as heat.

Hint

Distinguish between magnetic field energy storage (inductor) and electric field energy storage (capacitor).

Question Info