Two sources P and 
produce notes offrequency 660 Hz each. Alistener moves from 
to 
with a speed of 1 
. If the speed of sound is 330 
, then the number of beats heard by the listener per second will be
Text Solution
Verified by ExpertsThe correct answer is:
A
The situation as shown in the figure.
Here,
Speed of listener, 
Speed of sound, 
Frequency of each source, 
Hz
Apparent frequency due to 
Apparent frequency due to 
Number of beats heard by the listener per second is
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