Physics

Problem

In a plane electromagnetic wave travelling in vacuum, the magnetic field amplitude is

B_0 = 2.0\times10^{-7}\,\text{T}

and the wavelength is

500\,\text{nm}

. Take

c = 3.0\times10^{8}\,\text{m}\,\text{s}^{-1}

. a. (i) Find the electric field amplitude

E_0

. b. (ii) Determine the frequency of the wave. c. (iii) Calculate its period. d. (iv) Calculate its angular frequency. e. (v) Find its wave number.