A handclap on stage in an amphitheater sends out sound
Chapter , Problem 15(choose chapter or problem)
A handclap on stage in an amphitheater sends out sound waves that scatter from terraces of width w # 0.75 m (Fig. 17-33). The sound returns to the stage as a periodic series of pulses, one from each terrace; the parade of pulses sounds like a played note. (a) Assuming that all the rays in Fig. 17-33 are horizontal, find the frequency at which the pulses return (that is, the frequency of the perceived note). (b) If the width w of the terraces weresmaller, would the frequency be higher or lowerA handclap on stage in an amphitheater sends out?w Terrace Figure 17-33 15.
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