Which one of the following is the property of a monochromatic, plane electromagnetic wave…
Physics · Class 12 · CBSE — Electromagnetic Waves
Which one of the following is the property of a monochromatic, plane electromagnetic wave in free space?
- Electric and magnetic fields have a phase difference of
- The energy contribution of both electric and magnetic fields are equal
- The direction of propagation is in the direction of
- The pressure exerted by the wave is the product of its speed and energy density
Answer
(B) The energy contribution of both electric and magnetic fields are equal
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