Solution Found!
A 65-kW radio station broadcasts its signal uniformly in
Chapter 25, Problem 51P(choose chapter or problem)
QUESTION:
Problem 51P
A 65-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?
Questions & Answers
QUESTION:
Problem 51P
A 65-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?
ANSWER:
Step 1 of 2
(a) The average intensity at from the antenna given by,