Sound WavesEasy
Question
A whistle of frequency 500 Hz tied to the end of a string of length 1.2 m revolves at 400 rev/min. A listener standing some distance away in the plane of rotation of whistle nears frequencies in the rays (speed of sound = 340 m/sec) :-
Options
A.436 to 586
B.426 to 574
C.436 to 574
D.426 to 586
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