Ch 13 Practice Problem Answers
Intensity of Sound Waves - 13A
1. 0.60 W 2. 8.0 x 10-4 W 3. 4.0 x 102 m 4. 1.5 x 104 m 5. 1.3 x 10-6 W/m2 6. 2.0 x 10-4 W
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Harmonics - 13B 1. 46.9 m 2. 7.79 m 3. 37 Hz 4. 331 m/s 5. n = 5
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