Suppose that electric field part a an electromagnetic wave in vacuum is given by `vecE = 3.1 cos (1,8y + 5.4 xx 10^(6) t)NC^(-1)` where y is in metre and t is in second.
What is the direction of propagation of the wave?

Suppose that the electric field part of an electromagnetic wave in vacuum is E = {(3.1 N//C) cos [(1.8 rad//m) y + (5.4 xx 10^6 rad//s)t]} hati . What is the frequency ?

Suppose that the electric field part of an electromagnetic wave in vacuum is E = {(3.1 N//C) cos [(1.8 rad//m) y + (5.4 xx 10^6 rad//s)t]} hati . What is the wavelength ?

Suppose that the electric field part of an electromagnetic wave in vacuum is E = {(3.1 N//C) cos [(1.8 rad//m) y + (5.4 xx 10^6 rad//s)t]} hati . What is the direction of propagation?

The electric field of a plane electromagnetic wave in vaccum is represented by E_x = 0,E_y = 0.5 cos [2pi xx 10^8 (t-x//c)] and E_z = 0 . What is the direction of propagation of electromagnetic waes?

Suppose that the electric field part of an electromagnetic wave in vacuum is E = {(3.1 N//C) cos [(1.8 rad//m) y + (5.4 xx 10^6 rad//s)t]} hati . What is the amplitude of the magnetic field part of the wave?

Suppose that the electric field part of an electromagnetic wave in vacuum is E = {(3.1 N//C) cos [(1.8 rad//m) y + (5.4 xx 10^6 rad//s)t]} hati . Write an expression for the magnetic field part of the wave.

The oscillating electric field in a plane electromagnetic wave is given by E_x=50 sin (omega t-k x) (in V m^(-1)) . The fequency of electric field is 2 xx 10^7 Hz. Predict the direction fo propagation of electromagnetic wave.

The electric field in a plane electromagnetic wave is given by E_y = 72 sin [1.5 xx 10^3 x + 5 xx 10^(11)t] (in V m^(-1)) What are the amplitues of the electric and magnetic fiedls associated with the wave?

The oscillating electric field of an electromagnetic wave is given by E_y=30 sin(2xx10^11 t + 300 pix)vm^-1 . Write down the expression for the oscillation magnetic field.

The displacement of an elastic wave is given by the function y=3sin omegat+4 cos omegat where y is in cm and t is in second. Calculate the resultant amplitude.