Two water pipes of diameters 2 cm and 4 cm are connected with the main supply line. The velocity of flow of water in the pipe of 2 cm diameter is
A
4 times that in the other pipe
B
times that in the other pipe
C
2 times that in the other pipe
D
times that in the other pipe
Text Solution
Verified by ExpertsThe correct answer is:
A
and 
and 
From equation of continuity, av = constant
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