Question
The ratio of average electric energy density and total average energy density of electromagnetic wave is :
BITSAT
Physics
Electromagnetic Waves
2023
BITSAT 2023 (Memory Based Paper 1)
BITSAT Physics Question (2023) — Solution
Options
- A. 2
- B. 1 2
- C. 1
- D. 3
Answer
B. 1 2
Step-by-step solution
We have U _ E U _ T = U _ E U _ E + U _ B = U _ E 2 U _ E = 1 2 [ U _ E = U _ B = 1 2 _0 E _0^2= B _0^2 2 _0 ]
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