15 A 10 W source of sound of frequency 1000 Hz sends out waves in air The displacement amplitude at a distance of 10 m from the

Question

15 A 10 W source of sound of frequency 1000 Hz sends out waves in air The displacement amplitude at a distance of 10 m from the source is speed of sound in air 340 m s and density of air 1 29 kg m a 0 62 m c 1 6 m b 4 2 m d 0 96 m

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