A speaker produces 100 (w) of power. If the speaker projects sound uniformly into the forward hemisphere, what is the intensity at 4m away from the speaker a) 15.92 w/ m? b) 3.98 w/ m? c) 1.77 w/ m? d) 1.00 w/ m2

College Physics
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ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
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Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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A speaker produces 100 (w) of power. If the speaker projects sound uniformly
into the forward hemisphere, what is the intensity at 4m away from the speaker
a) 15.92 w/ m?
b) 3.98 w/ m?
c) 1.77 w/ m?
d) 1.00 w/ m?
O 1. c
O 2. a
O 3. b
O 4. d
Transcribed Image Text:A speaker produces 100 (w) of power. If the speaker projects sound uniformly into the forward hemisphere, what is the intensity at 4m away from the speaker a) 15.92 w/ m? b) 3.98 w/ m? c) 1.77 w/ m? d) 1.00 w/ m? O 1. c O 2. a O 3. b O 4. d
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