sound wave has an intensity level of 121.3 dB in air. The density of air at 20.0°C is ρ = 1.20 kg/m3 (see Table 9.1). The speed of sound in air at 20.0°C is v = 343 m/s (see Table 12.1). What maximum force does this wave exert on an eardrum of area 0.610 × 10−4 m2?
sound wave has an intensity level of 121.3 dB in air. The density of air at 20.0°C is ρ = 1.20 kg/m3 (see Table 9.1). The speed of sound in air at 20.0°C is v = 343 m/s (see Table 12.1). What maximum force does this wave exert on an eardrum of area 0.610 × 10−4 m2?
Physics for Scientists and Engineers, Technology Update (No access codes included)
9th Edition
ISBN:9781305116399
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter17: Sound Waves
Section: Chapter Questions
Problem 17.62AP
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A sound wave has an intensity level of 121.3 dB in air. The density of air at 20.0°C is ρ = 1.20 kg/m3 (see Table 9.1). The speed of sound in air at 20.0°C is v = 343 m/s (see Table 12.1).
What maximum force does this wave exert on an eardrum of area 0.610 × 10−4 m2?
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