1.

A siren emitting a sound of frequency 1000 vibrations per second is moving with a speed of 10 ms^(-1).What will be the frequency of sound, which a listener will hear when (i)the siren is moving towards him ? (ii)the siren is moving away from him ? Speed of sound in air =340 ms^(-1).

Answer» <html><body><p><br/></p><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a> :1033.3 <a href="https://interviewquestions.tuteehub.com/tag/hz-493442" style="font-weight:bold;" target="_blank" title="Click to know more about HZ">HZ</a> and 971.4 Hz</body></html>


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