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The gure shows the popular dish antenna that receives digital TV signals from a satellite. The average intensity of the electromagnetic wave that carries a

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The gure shows the popular dish antenna that receives digital TV signals from a satellite. The average intensity of the electromagnetic wave that carries a particular TV program is S = 7.60 x 10'14W/m2, and the circular aperture of the antenna has radius of r = 14.1 cm. (3) Determine the electromagnetic energy delivered to the dish during a one- hour program. (b) What is the average energy density of the electromagnetic wave

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