In steady laminar flow of a liquid through a circular pipe of internal – McqOptions

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1.	In steady laminar flow of a liquid through a circular pipe of internal diameter D carrying a constant discharge, the hydraulic gradient will be
A.	proportional to D2
B.	proportional to D3
C.	inversely proportional to D2
D.	inversely proportional to D3
Answer» D. inversely proportional to D3

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