Fluid Mechanics While starting a centrifugal pump, its delivery valve should be kept Closed Either opened or closed; depending on the fluid viscosity Opened Either opened or closed ; it does not make any difference Closed Either opened or closed; depending on the fluid viscosity Opened Either opened or closed ; it does not make any difference ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Cavitation in a centrifugal pump results from Low barometric pressure High discharge rate High discharge pressure High discharge velocity Low barometric pressure High discharge rate High discharge pressure High discharge velocity ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Consider a centrifugal pump having a specific impeller diameter, fixed impeller speed pumping a liquid of constant density at a particular discharge capacity. With decrease in the capacity of the pump, the __________ decreases. All of these Head of the liquid pumped BHP required by the pump NPSH required All of these Head of the liquid pumped BHP required by the pump NPSH required ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The hydraulic radius for flow in a rectangular duct of cross-sectional dimension H, W is √(HW/π) HW/4(H + W)² HW/2(H + W)² 2HW/(H + W)² √(HW/π) HW/4(H + W)² HW/2(H + W)² 2HW/(H + W)² ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Which law/principle of solid mechanics is similar/equivalent to Newton's law of viscosity in fluid mechanics? Newton Archimedes principle Hooke Newton Newton Archimedes principle Hooke Newton ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The value of critical Reynolds number for pipe flow is 100000 None of these 10000 1300 100000 None of these 10000 1300 ANSWER DOWNLOAD EXAMIANS APP
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