Hydraulics and Fluid Mechanics in ME Braking jet in an impulse turbine is used To change the direction of runner None of these To bring the runner to rest in a short time To break the jet of water To change the direction of runner None of these To bring the runner to rest in a short time To break the jet of water ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The relation between hydraulic efficiency (ηh), mechanical efficiency (ηm) and overall efficiency (ηo) is None of these ηo = ηh × ηm ηm = ηm × ηh ηh = ηo × ηm None of these ηo = ηh × ηm ηm = ηm × ηh ηh = ηo × ηm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The value of friction factor ‘f’ for smooth pipes for Reynolds number 106 is approximately equal to 0.0001 0.01 0.001 0.1 0.0001 0.01 0.001 0.1 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following pump is successfully used for lifting water from deep wells? Air lift pump Centrifugal pump Jet pump Reciprocating pump Air lift pump Centrifugal pump Jet pump Reciprocating pump ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The unit of dynamic viscosity in S.I. units is N-m/s² Stoke N-s/m² Poise N-m/s² Stoke N-s/m² Poise ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of a reaction turbine, is the ratio of Power produced by the turbine to the energy actually supplied by the turbine None of these Work-done on the wheel to the energy (or head of water) actually supplied to the turbine Actual work available at the turbine to energy imparted to the wheel Power produced by the turbine to the energy actually supplied by the turbine None of these Work-done on the wheel to the energy (or head of water) actually supplied to the turbine Actual work available at the turbine to energy imparted to the wheel ANSWER DOWNLOAD EXAMIANS APP
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