Fluid Mechanics Liquid delivery by centrifugal pump starts, only when the head developed by it is equal to the __________ head. Manometric Friction Static Total Manometric Friction Static Total ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Unsteady non-uniform flow is represented by flow through a/an Expanding tube at constant rate Long pipe at constant rate Long pipe at decreasing rate Expanding tube at increasing rate Expanding tube at constant rate Long pipe at constant rate Long pipe at decreasing rate Expanding tube at increasing rate ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Very small pressure difference (< 5 mm water coloumn) can be most conveniently measured by a/an __________ manometer. U-tube mercury Inclined tube mercury U-tube water Inclined tube water U-tube mercury Inclined tube mercury U-tube water Inclined tube water ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The Prandtl mixing length is Independent of the shear stress Useful for computing laminar flow problems Independent of radial distance from the pipe axis Zero at the pipe wall and is a universal constant Independent of the shear stress Useful for computing laminar flow problems Independent of radial distance from the pipe axis Zero at the pipe wall and is a universal constant ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Reynolds number for flow of water at room temperature through 2 cm dia pipe at an average velocity of 5 cm/sec is around 100 10 2000 1000 100 10 2000 1000 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics While starting a centrifugal pump, its delivery valve should be kept Either opened or closed ; it does not make any difference Either opened or closed; depending on the fluid viscosity Opened Closed Either opened or closed ; it does not make any difference Either opened or closed; depending on the fluid viscosity Opened Closed ANSWER DOWNLOAD EXAMIANS APP
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