STANDARDPhysics-Electromagnetic Waves
STANDARD Physics Energy Distribution MCQ Question
Type: MCQ-conceptual-Medium-Class 12
The energy associated with electric field is (Uₑ) and with magnetic field is (Uᵦ) for an electromagnetic wave in free space. Then
A
Uₑ > Uᵦ
B
Uₑ = Uᵦ/2
C
Uₑ = Uᵦ
D
Uₑ < Uᵦ
Correct Answer
Option C
Detailed Explanation
Uₑ = Uᵦ because in an electromagnetic wave, the energy is equally distributed between the electric and magnetic fields.
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