The ratio of energy between an electric and magnetic component in an electromagnetic wave is
A. 2 : 1
B. 1 : 1
C. 1 : 2
D. 3 : 1
Answer:B
The ratio of energy between an electric and magnetic component in an electromagnetic wave is
A. 2 : 1 B. 1 : 1 C. 1 : 2 D. 3 : 1