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Sahay Sir > Question Answers > MTG NEET Physics > Part 2 > Chapter 8 - Electromagnetic Waves > A plane electromagnetic wave in the visible region is moving along the Z-direction. The frequency of the wave is 0.5×10^(15) Hz and the electric field at any point is varying sinusoidally with time with an amplitude of 1V/m. The average value of energy densities of the electric and magnetic fields respectively are

A plane electromagnetic wave in the visible region is moving along the Z-direction. The frequency of the wave is 0.5×10^(15) Hz and the electric field at any point is varying sinusoidally with time with an amplitude of 1V/m. The average value of energy densities of the electric and magnetic fields respectively are

Suppose that the electric field part of an electromagnetic wave in vacuum is E={(5.1 N/C) cos [(1.6 rad/m)y+{9.4 x 10^(6) rad/s} t]} i. Write an expression for the magnetic field part of the wave .