Fluid Mechanics The equivalent diameter for flow through a rectangular duct of width B and height H is 4HB/(H + B) 2HB/(H + B) HB/(H + B) HB/2(H + B) 4HB/(H + B) 2HB/(H + B) HB/(H + B) HB/2(H + B) ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The most economical flow control valve for use with large diameter pipes is a None of these Globe valve Needle valve Butterfly valve None of these Globe valve Needle valve Butterfly valve ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A centrifugal pump used to pump water is used to pump an oil with specific gravity of 0.8 at the same rate. The power consumption will now Data insufficient to predict Remain same Increase Decrease Data insufficient to predict Remain same Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Capillary tube method of viscosity measurement is based on the Navier-stokes equation Stoke's law None of these Hagen-Poiseulle's equation Navier-stokes equation Stoke's law None of these Hagen-Poiseulle's equation ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The Prandtl mixing length is Independent of the shear stress Independent of radial distance from the pipe axis Zero at the pipe wall and is a universal constant Useful for computing laminar flow problems Independent of the shear stress Independent of radial distance from the pipe axis Zero at the pipe wall and is a universal constant Useful for computing laminar flow problems ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Specific speed of a centrifugal pump relates it with another pump having the Dynamic similarity Geometrical similarity Same efficiency Same speed Dynamic similarity Geometrical similarity Same efficiency Same speed ANSWER DOWNLOAD EXAMIANS APP
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