Hydraulics and Fluid Mechanics in ME Discharge (Q) of a centrifugal pump is given by (where D = Diameter of impeller at inlet, b = Width of impeller at inlet, and Vf = Velocity of flow at inlet) Q = π.D.Vf Q = D.b.Vf Q = π.D.bf.V Q = π.b.Vf Q = π.D.Vf Q = D.b.Vf Q = π.D.bf.V Q = π.b.Vf ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Metacentric height is the distance between the metacentre and water surface center of pressure center of buoyancy center of gravity water surface center of pressure center of buoyancy center of gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A fluid of kinematic viscosity 0.4 cm²/sec flows through a 8 cm diameter pipe. The maximum velocity for laminar flow will be 1.5 m/sec less than 1 m/sec 2 m/sec 1 m/sec 1.5 m/sec less than 1 m/sec 2 m/sec 1 m/sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Medium specific speed of turbine implies it is Any one of the above Francis turbine Propeller turbine Impulse turbine Any one of the above Francis turbine Propeller turbine Impulse turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Mechanical efficiency of a centrifugal pump is the ratio of Manometric head to the energy supplied by the impeller per kN of water Actual work-done by the pump to the energy supplied to the pump by the prime mover 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 Manometric head to the energy supplied by the impeller per kN of water Actual work-done by the pump to the energy supplied to the pump by the prime mover 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 The relation between hydraulic efficiency (ηh), mechanical efficiency (ηm) and overall efficiency (ηo) is ηm = ηm × ηh None of these ηh = ηo × ηm ηo = ηh × ηm ηm = ηm × ηh None of these ηh = ηo × ηm ηo = ηh × ηm ANSWER DOWNLOAD EXAMIANS APP
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