Air is blown through a pipe 
at a rate of 
The cross-sectional area of the broad portion of the pipe 
is 
and that of the narrow portion is 
. The difference in water level h is (Take, density of air 
)
Text Solution
Verified by ExpertsThe correct answer is:
B
From equation of continuity,
and 
Now, difference in pressure = difference in kinetic energy
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