What type of wave is electromagnetic waves ii A 50 Hz wave

Last updated: 6/9/2023

What type of wave is electromagnetic waves ii A 50 Hz wave is a sinusoidal wave propagating in the z direction with E pointing in the x direction and E 3 0 V m Write down an expression for electric field and magnetic field iii Red light from laser pointer has a frequency near 4 5 10 4 Hz What is the wavelength of this red light 6 marks