Measure: Click Reset. Set the frequency (fsource) to 1000 Hz. Change the velocity of the sound source (vsource) to 200 m/s. (The car is now an airplane.) At upper right, turn on the Observed frequency (Hz) checkbox. Drag the observer onto the road. Click Play, and then click Pause when the sound waves first reach the observer. What is the frequency of sound waves in front of the plane
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Measure: Click Reset. Set the frequency (fsource) to 1000 Hz. Change the velocity of the sound sourc...
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