A radio antenna 326 m in diameter receives a radio signal from a very distant object at perpendicular incidence. The radio signal is a continuous sine wave with an amplitude of Emax = 0.82x10-5 V/m. Assume that the antenna absorbs all the radiation that falls on the disk and calculate the power in Watts received by the antenna. Select one: a. 3.0e-8 b. 2.3e-8 c. 7.4e-4 d. 7.4e-9

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A: The power emitted per unit area is the intensityThe intensity of the radio wave is, I=118 W/m2…

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Q: An argon-ion laser produces a cylindrical beam of light whose average power is 0.936 W. How much…

A: P=0.936 WL=2.33 mc=speed of light=3×108 m/st=?E=?