c) Show that the Irradiance of an electromagnetic wave travelling in a medium with refractive index n is given by the ex

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c) Show that the Irradiance of an electromagnetic wave travelling in a medium with refractive index n is given by the ex

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C Show That The Irradiance Of An Electromagnetic Wave Travelling In A Medium With Refractive Index N Is Given By The Ex 1
C Show That The Irradiance Of An Electromagnetic Wave Travelling In A Medium With Refractive Index N Is Given By The Ex 1 (28.84 KiB) Viewed 58 times
c) Show that the Irradiance of an electromagnetic wave travelling in a medium with refractive index n is given by the expression: 1 = vegn? JER 1 2 where the symbols have their usual meaning. [6 marks) d) The electric field of a light wave travelling through a vacuum has an amplitude of 150 Vm ! Calculate the amplitude of the Poynting vector [2 marks) What is the average radiation pressure associated with this light wave, assuming it is incident on a perfectly absorbing surface. [2 marks]
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