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A whistle of frequency f0 = 1300 Hz is d...

A whistle of frequency `f_0` = 1300 Hz is dropped from a height H = 505 m above the ground. At the same time, a detector is projected upwards with velocity `v = 50 ms^( -1)` along the same line. If the velocity of sound is `c = 300ms^(-1)` find the frequency detected by the detector after t = 5s.

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AAKASH SERIES-WAVE MOTION AND SOUND-PROBLEMS (LEVEL - II)
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