A musician using an open flute of length 50 cm produces second harmonic sound waves. A person runs towards the musician from another end of a hall at a speed of 10 km/h. If the wave speed is 330 m/s, the frequency heard by the running person shall be close to:
Text Solution
Verified by ExpertsThe correct answer is:
C
V 0 = 10 km/h
= 25/9 m/s
f ' = 
= 
= 665.55 
666 Hz
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