A sound source moves at constant speed along the x-axis, directly toward stationary detector A and away from detector B. Three pressure-versus-position plots correspond to detector A, detector B and the source rest frame.
Sub-question 1
Which of the following plot corresponds to the measurement done by detector A?
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Sub-question 2
The plot corresponding to the measurement done by detector B is
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Sub-question 3
The plot corresponding to the measurement done by the detector C is
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