Two cars moving in opposite directions approach each other with speed of 22 
and 16.5 
respectively. The driver ofthe first car blows a horn having a frequency 400 Hz. The frequency heard by the driver of the second car is (velocity of sound is 340 
)
Text Solution
Verified by ExpertsThe correct answer is:
C
The required frequency of sound heard by the driver of second car is given as
,
where 
velocity of sound
velocity of observer, i. e., second car
velocity of source i. e., first car
Hz
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