The sound intensity level inside a typical modern airliner in flight is 66.0 dB. The air in the cabin has density 0.920 kg/m³ (less than in the atmosphere at sea level) and speed of sound 344 m/s. What is the pressure amplitude of this sound?

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Part G
The sound intensity level inside a typical modern airliner in flight is 66.0 dB. The air in the cabin has density
0.920 kg/m³ (less than in the atmosphere at sea level) and speed of sound 344 m/s. What is the
pressure amplitude of this sound?
Express your answer with the appropriate units.
Pmax = 5.02x10-² Pa
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Part H
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If the pressure amplitude were increased by a factor of 10.0, what would the new sound intensity level be?
Express your answer in decibels using three significant figures.
Ifactor 10.0 86.0 dB
Submit
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Transcribed Image Text:Part G The sound intensity level inside a typical modern airliner in flight is 66.0 dB. The air in the cabin has density 0.920 kg/m³ (less than in the atmosphere at sea level) and speed of sound 344 m/s. What is the pressure amplitude of this sound? Express your answer with the appropriate units. Pmax = 5.02x10-² Pa Submit Part H Previous Answers Correct If the pressure amplitude were increased by a factor of 10.0, what would the new sound intensity level be? Express your answer in decibels using three significant figures. Ifactor 10.0 86.0 dB Submit Previous Answers
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