Hydraulics and Fluid Mechanics in ME Dynamic viscosity of most of the liquids with rise in temperature Increases Unpredictable Decreases Remain unaffected Increases Unpredictable Decreases Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For pipes, laminar flow occurs when Reynolds number is Less than 4000 More than 4000 Between 2000 and 4000 Less than 2000 Less than 4000 More than 4000 Between 2000 and 4000 Less than 2000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For hypersonic flow, the Mach number is greater than 4 unity greater than unity greater than 2 greater than 4 unity greater than unity greater than 2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The property of fluid by virtue of which it offers resistance to shear is called cohesion adhesion surface tension viscosity cohesion adhesion surface tension viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity distribution for laminar flow through a circular tube is constant over the cross-section None of these varies linearly from zero at walls to maximum at centre varies parabolically with maximum at the centre is constant over the cross-section None of these varies linearly from zero at walls to maximum at centre varies parabolically with maximum at the centre ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head at entrance in a pipe is (where v = Velocity of liquid in the pipe) 0.75v²/2g 0.375v²/2g v²/2g 0.5v²/2g 0.75v²/2g 0.375v²/2g v²/2g 0.5v²/2g ANSWER DOWNLOAD EXAMIANS APP
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