Fluid Mechanics While starting a centrifugal pump, its delivery valve should be kept Either opened or closed; depending on the fluid viscosity Either opened or closed ; it does not make any difference Closed Opened Either opened or closed; depending on the fluid viscosity Either opened or closed ; it does not make any difference Closed Opened ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics N²Re/NFr is called the __________ number. Euler Galileo Brinkman Archimedes Euler Galileo Brinkman Archimedes 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. Head of the liquid pumped NPSH required All of these BHP required by the pump Head of the liquid pumped NPSH required All of these BHP required by the pump ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Design of the casing of centrifugal pump should be such as to minimise the Loss of kinetic head Loss of static head None of these Back flow through impeller Loss of kinetic head Loss of static head None of these Back flow through impeller ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Laminar flow is characterised by the nonexistence of Eddies Deviating velocities Pressure fluctuation All of these Eddies Deviating velocities Pressure fluctuation All of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Ratio of inertial forces to surface tension forces is called the __________ number. Froude Euler Mach Weber Froude Euler Mach Weber ANSWER DOWNLOAD EXAMIANS APP
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