1.

Calculate propagation constant and angular frequency of light waves of wavelength 700nm travelling in free space

Answer»

In the CASE of electromagnetic radiation—such as light—in free space, the phase SPEED is the speed of light, about 3×108 m/s. Thus the wavelength of a 100 MHz electromagnetic (radio) wave is about: 3×108 m/s divided by 108 HZ = 3 metres.



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