Sudarshan Asked a Question
April 10, 2020 2:20 pmpts 30 pts
A sounding body emitting a frequency of 150 Hz is dropped from a height. During its fall under gravity it crosses a balloon moving with a constant velocity of 2 m/s, one second after the body started fallig. What is the number of beats heard by an observer in the balloon at the moment the body crosses the balloon? (A) 12 (B) 6 ()8 (D) 4
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  • Somnath Best Answer
    See the attachment.
    • cropped7198776916207023713.jpg
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