Question

The pressure variation in a sound wave is given by ΔP = 0.0010 sin( 0.66 πx−...

The pressure variation in a sound wave is given by
ΔP = 0.0010 sin( 0.66 πx− 1520 πt),
where ΔP is in pascals, x in meters, and t in seconds.

Part A

Determine the wavelength, assume the density of the medium to be ρ=2.3⋅103kg/m3.

Express your answer using two significant figures.

Part B

Determine the frequency

Part C

Determine the speed.

Express your answer using two significant figures.

Part D

Determine the displacement amplitude of the wave.

Express your answer using two significant figures.

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