Mechanical Engineering > GATE 2014 SET-3 > Internal Flow
A fluid of dynamic viscosity 2 × 10−5 kg/m·s and density 1 kg/m3 flows with an average velocity of 1 m/s through a long duct of rectangular (25 mm × 15 mm) cross-section. Assuming laminar flow, the pressure drop (in Pa) in the fully developed region per meter length of the duct is _______
Correct : 1.8
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