Identify the physical quantity represented by the ratio for a plane electromagnetic…

PHYSICS · Single correct · CBSE · Physics · Electromagnetic Waves · Electromagnetic Waves

Problem

Identify the physical quantity represented by the ratio

E_0 / B_0

for a plane electromagnetic wave propagating in free space. (a) Half the speed of light,

c/2

(b) Speed of light in vacuum,

c

\sqrt{2}

c/\sqrt{2}

(d) Twice the speed of light,

2c