Hydraulics and Fluid Mechanics in ME When a body is placed over a liquid, it will float if None of these Gravitational force is equal to the up-thrust of the liquid Gravitational force is less than the up-thrust of the liquid Gravitational force is more than the up-thrust of the liquid None of these Gravitational force is equal to the up-thrust of the liquid Gravitational force is less than the up-thrust of the liquid Gravitational force is more than the up-thrust of the liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a lock-gate, the reaction between two gates is (where P = Resultant pressure on the lock gate, and α = Inclination of the gate with the normal to the side of the lock) p/sinα 2p/sin (α/2) p/2sinα 2p/sinα p/sinα 2p/sin (α/2) p/2sinα 2p/sinα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In one dimensional flow, the flow Takes place in one direction Is steady and uniform Takes place in curve Takes place in straight line Takes place in one direction Is steady and uniform Takes place in curve Takes place in straight line 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 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 The loss of head due to viscosity for laminar flow in pipes is (where d = Diameter of pipe, l = Length of pipe, v = Velocity of the liquid in the pipe, μ = Viscosity of the liquid, and w = Specific weight of the flowing liquid) 4μvl/wd² 16μvl/wd² 8μvl/wd² 32μvl/wd² 4μvl/wd² 16μvl/wd² 8μvl/wd² 32μvl/wd² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Head developed by a centrifugal pump is Proportional to diameter of impeller None of these Proportional to speed of impeller Proportional to diameter and speed of impeller Proportional to diameter of impeller None of these Proportional to speed of impeller Proportional to diameter and speed of impeller ANSWER DOWNLOAD EXAMIANS APP