Hydraulics and Fluid Mechanics in ME The unit of viscosity is kg-sec/meter Meters² per sec Newton-sec per meter² Newton-sec per meter kg-sec/meter Meters² per sec Newton-sec per meter² Newton-sec per meter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth ‘d’ below the free surface at which the point velocity is equal to the average velocity of flow for a uniform laminar flow with a free surface, will be (where D is the depth of flow) 0.423 D 0.577 D 0.223 D 0.707 D 0.423 D 0.577 D 0.223 D 0.707 D ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following turbine is preferred for 0 to 25 m head of water? None of these Kaplan turbine Francis turbine Pelton wheel None of these Kaplan turbine Francis turbine Pelton wheel ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The cavitation in a hydraulic machine Causes noise and vibration of various parts Causes sudden drop in power output and efficiency Reduces the discharge of a turbine All of these Causes noise and vibration of various parts Causes sudden drop in power output and efficiency Reduces the discharge of a turbine All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow in a pipe is neither laminar nor turbulent when Reynold number is Less than 2000 None of these Between 2000 and 2800 More than 2800 Less than 2000 None of these Between 2000 and 2800 More than 2800 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of an impulse turbine is the Ratio of the actual work available at the turbine to the energy imparted to the wheel None of these Ratio of the actual power produced by the turbine to the energy actually supplied by the turbine Ratio of the work done on the wheel to the energy of the jet Ratio of the actual work available at the turbine to the energy imparted to the wheel None of these Ratio of the actual power produced by the turbine to the energy actually supplied by the turbine Ratio of the work done on the wheel to the energy of the jet ANSWER DOWNLOAD EXAMIANS APP
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