A plane sinusoidal electromagnetic wave in air has a wavelength of 3.84 cm and an E-field amplitude of 1.35 V/m.
(a) What is the frequency?
(b) What is the B-field amplitude?
(c) What is the intensity?
(d) What average force does this radiation exert on a totally absorbing surface with area 0.240 m2 perpendicular to the direction of propagation?