Hydraulics and Fluid Mechanics in ME The ratio of quantity of liquid discharged per second from the pump to the quantity of liquid passing per second through the impeller is known as Mechanical efficiency Volumetric efficiency Manometric efficiency Overall efficiency Mechanical efficiency Volumetric efficiency Manometric efficiency Overall efficiency ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow is called super-sonic if the None of these Mach number is between 1 and 6 Discharge is difficult to measure Velocity of flow is very high None of these Mach number is between 1 and 6 Discharge is difficult to measure Velocity of flow is very high ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following turbine is preferred for a specific speed of 60 to 300 r.p.m.? Pelton wheel Kaplan turbine None of these Francis turbine Pelton wheel Kaplan turbine None of these Francis turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head at exit of a pipe is (where v = Velocity of liquid in the pipe) v²/2g 0.75v²/2g 0.375v²/2g 0.5v²/2g v²/2g 0.75v²/2g 0.375v²/2g 0.5v²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow in which conditions do not change with time at any point, is known as one dimensional flow uniform flow turbulent flow steady flow one dimensional flow uniform flow turbulent flow steady flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The cavitation in a hydraulic machine Reduces the discharge of a turbine Causes sudden drop in power output and efficiency All of these Causes noise and vibration of various parts Reduces the discharge of a turbine Causes sudden drop in power output and efficiency All of these Causes noise and vibration of various parts ANSWER DOWNLOAD EXAMIANS APP