A 75-kW radio station broadcasts its signal uniformly in all directions. (a) What is the average intensity of its signal at a distance of 250 m from the antenna? (b) What is the average intensity of itssignal at a distance of 2500 m from the antenna?
A 75-kW radio station broadcasts its signal uniformly in all directions. (a) What is the average intensity of its signal at a distance of 250 m from the antenna? (b) What is the average intensity of itssignal at a distance of 2500 m from the antenna?
Chapter16: Electromagnetic Waves
Section: Chapter Questions
Problem 98AP: A radio station broadcasts its radio waves with a power of 50,000 W. What would be the intensity of...
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A 75-kW radio station broadcasts its signal uniformly in all directions. (a) What is the average intensity of its signal at a distance of 250 m from the antenna? (b) What is the average intensity of its
signal at a distance of 2500 m from the antenna?
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