1.

A source of frequency 50Hz is moving towards an observer with a deceleration of 2m/s2. If its initial speed is 20m/s, what will be the maximum frequency heard by the observer? Initial distance between source and observer is 100m. Speed of sound = 330m/s.

A. 47.14Hz
B. 0
C. 53.22Hz
D. 53.03Hz
Answer» D. 53.03Hz


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