An electromagnetic wave of frequency `1xx10^(14)` Hertz is propagating along z-axis. The amplitude of electric field is `4V//m`. If `epsilon_(0)=8.8xx10^(-12)C^(2)//N-m^(2)`, then average energy density of electric field will be:

An electromagnetic wave fo frequency 1xx10^(14) Hz is propagating along z - axis. The amplitude of the electric field is 4V//m . If epsilon_(0)=8.8xx10^(-12)C^(2)//N-m^(2) , then the average energy density of electric field will be

A plane electromagnetic wave E_(z) = 100 "cos" (6xx10^(8)t +4x) V/m propagating in medium of dielectric constant is

In a plane electromagnetic wave of frequency 1.0 xx 10^(12) Hz, the amplitude of the magnetic field is 5.0 xx 10^(-6) T. (a) Calculate the amplitude of the electric field. (b) what is the total average energy density of the e.m. wave?

What is the energy stored per unit volume in vacuum, where the intensity of electric field is 10^(3)V//m ? (epsi_(0)=8.85xx10^(-12)c^(2)//N-m^(2))

The energy density in an electric field of intensity 200 "volt"//m , if K=4 and epsi_(0)=8.85 xx 10^(-12) C^(2)//Nm^(2) is

In an electromagnetic wave, the amplitude of electric field is 10V//m . The frequency of wave is 5xx10^14Hz . The wave is propagating along Z-axis, find (i) the average energy density of electric field (ii) the average energy density of magnetic field (iii) the total average energy density of EM wave.

In an electromagnetic wave, the amplitude of electric firld is 1 V/m . The frequency of wave is 5xx10^(14)Hz . The wave is propagating along z -axis. The average energy density of electric field, in "joule"//m^(3) ,will be

In an electromagnetic wave, the maximum value of the electric field is 100 Vm^(-1) The average intensity is [epsilon_90)=8.8xx10^(-12)c^(-2)N^(-1)m^(2)]

The amplitude of the electric field of a plane electromagnetic wave in air is 6.0xx10^(-4) V m^(-1) . The amplitude of the imagnetic field will be