You stand at x = 0 m, listening to a sound that is emitted at frequency fs. Figure Q15.25 shows the frequency you hear during a four-second interval. Which of the following describes the motion of the sound source? A. It moves from left to right and passes you at t = 2 s. B. It moves from right to left and passes you at t = 2 s. C. It moves toward you but doesnt reach you. It then reverses direction at t = 2 s. D. It moves away from you until t = 2 s. It then reverses direction and moves toward you but doesnt reach you.
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