A jet airplane has an intensity of 107 J/(m2 · s) when heard at a distance...

Question

Question

A jet airplane has an intensity of 107 J/(m² · s) when heard at a distance of 25 m.

(a) What is the maximum sound intensity (in J/(m² · s)) heard by a person on the ground when the airplane cruises 12,000 m above the ground?

J/(m² · s)

(b) What is the intensity level (IL) heard (in dB)?

dB

Answer 1

Answer #1

Answer 2

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