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/2sinα 2p/sinα 2p/sin (α/2) p/sinα p/2sinα 2p/sinα 2p/sin (α/2) p/sinα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an internal mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to height of the liquid above the vena contracta. None of these Less than Equal to More than None of these Less than Equal to More than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME At the center line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be Zero Maximum Minimum Could be any value Zero Maximum Minimum Could be any value ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A body floating in a liquid is said to be in neutral equilibrium, if its metacentre Lies below its centre of gravity Lies above its centre of gravity Coincides with its centre of gravity Lies between the centre of buoyancy and centre of gravity Lies below its centre of gravity Lies above its centre of gravity Coincides with its centre of gravity Lies between the centre of buoyancy and centre of gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A vessel of 4 m3 contains oil which weighs 30 kN. The specific weight of the oil is 7.5 kN/m3 10 kN/m3 6 kN/m3 4.5 kN/m3 7.5 kN/m3 10 kN/m3 6 kN/m3 4.5 kN/m3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the atmospheric pressure on the surface of an oil tank (sp. gr. 0.8) is 0.2 kg/cm”, the pressure at a depth of 50 m below the oil surface will be 5 meters of water column 6 meters of water Column 2 meters of water column 3 meters of water column 5 meters of water column 6 meters of water Column 2 meters of water column 3 meters of water column ANSWER DOWNLOAD EXAMIANS APP