A sound wave in air at 20°C has a frequency of 330 Hz and a displacement amplitude of 5.00×10-3 mm. At 20°C the bulk modulus of air is 1.42 x 105 Pa. Part A For this sound wave calculate the pressure amplitude. Express your answer in pascals. IVE ΑΣΦ Pmaz = Submit Part B Request Answer Find the intensity of the wave. Express your answer in watts per meter squared. ? Pa
A sound wave in air at 20°C has a frequency of 330 Hz and a displacement amplitude of 5.00×10-3 mm. At 20°C the bulk modulus of air is 1.42 x 105 Pa. Part A For this sound wave calculate the pressure amplitude. Express your answer in pascals. IVE ΑΣΦ Pmaz = Submit Part B Request Answer Find the intensity of the wave. Express your answer in watts per meter squared. ? Pa
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Transcribed Image Text:A sound wave in air at 20°C has a frequency of
330 Hz and a displacement amplitude of
5.00×10-3 mm. At 20°C the bulk modulus of air is
1.42 × 105 Pa.
Part A
For this sound wave calculate the pressure amplitude.
Express your answer in pascals.
IVE ΑΣΦ
Pmar =
Submit
Part B
Find the intensity of the wave.
Express your answer in watts per meter squared.
I =
Request Answer
Submit
15. ΑΣΦ
Request Answer
?
?
Pa
W/m²
Transcribed Image Text:Part C
Find the sound intensity level.
Express your answer in decibels.
B =
Submit
—| ΑΣΦ
Request Answer
www
?
dB
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