Hydraulics and Fluid Mechanics in ME The overall efficiency for a Pelton wheel lies between 0.50 to 0.65 0.65 to 0.75 0.85 to 0.90 0.75 to 0.85 0.50 to 0.65 0.65 to 0.75 0.85 to 0.90 0.75 to 0.85 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Saving of work done and power by fitting an air vessel to single acting reciprocating pump is of the order of 39.2% 49.2% 68.8% 84.8% 39.2% 49.2% 68.8% 84.8% ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a body is placed over a liquid, it will float if Gravitational force is less than the up-thrust of the liquid Gravitational force is equal to the up-thrust of the liquid Gravitational force is more than the up-thrust of the liquid None of these Gravitational force is less than the up-thrust of the liquid Gravitational force is equal to the up-thrust of the liquid Gravitational force is more than the up-thrust of the liquid None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Ratio of inertia force to elastic force is known as Reynold’s number Weber’s number Mach number Froude number Reynold’s number Weber’s number Mach number Froude number ANSWER DOWNLOAD EXAMIANS APP
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 Manometric efficiency Overall efficiency Mechanical efficiency Volumetric efficiency Manometric efficiency Overall efficiency Mechanical efficiency Volumetric efficiency ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the Mach number is more than 6, the flow is called Super-sonic flow Sub-sonic flow Hyper-sonic flow Sonic flow Super-sonic flow Sub-sonic flow Hyper-sonic flow Sonic flow ANSWER DOWNLOAD EXAMIANS APP