A) decreases
B) increases
C) remains the same
D) sometimes increases or decreases .
Correct Answer: A
Solution :
Here, \[{{v}_{s}}=0\] and \[{{v}_{L}}\] is negative where \[{{v}_{s}}\] is velocity of source and \[{{v}_{L}}\] is velocity of listener (aeroplane)You need to login to perform this action.
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