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

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

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter34: Maxwell’s Equations And Electromagnetic Waves

Section: Chapter Questions

Problem 36PQ

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