Hydraulics and Fluid Mechanics in ME A centrifugal pump will start delivering liquid only when the pressure rise in the impeller is equal to the Kinetic head Manometric head Static head Velocity head Kinetic head Manometric head Static head Velocity head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a reaction turbine with increase in unit speed Decreases First increases and then decreases Increases Remain unaffected Decreases First increases and then decreases Increases Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Dynamic viscosity of most of the liquids with rise in temperature Remain unaffected Decreases Increases Unpredictable Remain unaffected Decreases Increases Unpredictable ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Mechanical efficiency of a centrifugal pump is the ratio of Actual work-done by the pump to the energy supplied to the pump by the prime mover Manometric head to the energy supplied by the impeller per kN of water Energy available at the impeller to the energy supplied to the pump by the prime mover Energy supplied to the pump to the energy available at the impeller Actual work-done by the pump to the energy supplied to the pump by the prime mover Manometric head to the energy supplied by the impeller per kN of water Energy available at the impeller to the energy supplied to the pump by the prime mover Energy supplied to the pump to the energy available at the impeller ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For small discharge at high pressure, following pump is preferred Centrifugal Reciprocating Axial flow Mixed flow Centrifugal Reciprocating Axial flow Mixed flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Liquids Occupy definite volume Are not affected by change in pressure and temperature None of the listed here Cannot be compressed Occupy definite volume Are not affected by change in pressure and temperature None of the listed here Cannot be compressed ANSWER DOWNLOAD EXAMIANS APP