A 4.25 m diameter university communications satellite dish receives TV signals that have a maximum electric field strength (for one channel) of 7.5 μV/m .(a) What is the intensity of this wave in W/m2? (b) What is the power received by the antenna in W? (c) If the orbiting satellite broadcasts uniformly over an area of 1.50 × 1013 m2 (a large fraction of North America), how much power does it radiate in W?

Given- Diameter d=4.25 m Radius r=d/2=2.125 m Electric field strength E= 7.5 μV/m=7.5×10-6 V/m…

Answered: A 4.25 m diameter university…

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter16: Electromagnetic Waves

Section: Chapter Questions

Problem 83P: A radio transmitter broadcasts plane electromagnetic waves whose maximum electric field at a...

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A 4.25 m diameter university communications satellite dish receives TV signals that have a maximum electric field strength (for one channel) of 7.5 μV/m .

(a) What is the intensity of this wave in W/m²?

(b) What is the power received by the antenna in W?

(c) If the orbiting satellite broadcasts uniformly over an area of 1.50 × 10¹³ m² (a large fraction of North America), how much power does it radiate in W?

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