Water is flowing through a tube of non-uniform cross-section ratio of – McqOptions

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1.	Water is flowing through a tube of non-uniform cross-section ratio of the radius at entry and exit end of the pipe is 3 : 2. Then the ratio of velocities at entry and exit of liquid is [RPMT 2001]
A.	4 : 9
B.	9 : 4
C.	8 : 27
D.	1 : 1
Answer» B. 9 : 4

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