Hydraulics and Fluid Mechanics in ME The total energy of a liquid particle in motion is equal to Pressure energy + kinetic energy + potential energy Kinetic energy - (pressure energy + potential energy) Pressure energy - (kinetic energy + potential energy) Potential energy - (pressure energy + kinetic energy Pressure energy + kinetic energy + potential energy Kinetic energy - (pressure energy + potential energy) Pressure energy - (kinetic energy + potential energy) Potential energy - (pressure energy + kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For pipes, laminar flow occurs when Roynolds number is less than 4000 between 2000 and 4000 more than 4000 less than 2000 less than 4000 between 2000 and 4000 more than 4000 less than 2000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The purpose of a surge tank is To regulate flow of water to turbines by providing necessary retarding head of water To eliminate water hammer possibilities To control the pressure variations due to rapid changes in the pipe line flow All of these To regulate flow of water to turbines by providing necessary retarding head of water To eliminate water hammer possibilities To control the pressure variations due to rapid changes in the pipe line flow All of these 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 A body floats in stable equilibrium When its e.g. is below its center of buoyancy When the metacentre is above e.g. Metacentre has nothing to do with position of e.g. for determining stability When its meatcentric height is zero When its e.g. is below its center of buoyancy When the metacentre is above e.g. Metacentre has nothing to do with position of e.g. for determining stability When its meatcentric height is zero ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Stanton diagram is a semi-log plot of friction factor against Reynolds number log-log plot of relative roughness against Reynolds number semi-log plot of friction factor against relative roughness log-log plot of friction factor against Reynolds number semi-log plot of friction factor against Reynolds number log-log plot of relative roughness against Reynolds number semi-log plot of friction factor against relative roughness log-log plot of friction factor against Reynolds number ANSWER DOWNLOAD EXAMIANS APP
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