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