Question

The pressure variation in a sound wave is given by

Δ*P* = 0.0010 sin( 0.66 *π**x*− 1520
*π**t*),

where Δ*P* 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.

Answer #1

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