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 2 meters of water column 5 meters of water column 6 meters of water Column 3 meters of water column 2 meters of water column 5 meters of water column 6 meters of water Column 3 meters of water column ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The meatcentric height is the distance between the Original centre of buoyancy and new centre of buoyancy Centre of gravity of the floating body and the centre of buoyancy Metacentre and centre of buoyancy Centre of gravity of the floating body and the metacentre Original centre of buoyancy and new centre of buoyancy Centre of gravity of the floating body and the centre of buoyancy Metacentre and centre of buoyancy Centre of gravity of the floating body and the metacentre ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted (in Newton) by a jet of water impinging normally on a fixed plate is (where w = Specific weight of water in N/m3, a = Cross-sectional area of jet in m², and V = Velocity of jet in m/s) waV² / g waV² / 2g waV / g waV / 2g waV² / g waV² / 2g waV / g waV / 2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For small discharge at high pressure, following pump is preferred Mixed flow Reciprocating Axial flow Centrifugal Mixed flow Reciprocating Axial flow Centrifugal ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Slip of a reciprocating pump is negative, when Suction pipe is long and delivery pipe is short and the pump is running at high speeds Delivery pipe is long and pump is running at high speeds Suction pipe is short and delivery pipe is long and the pump is running at low speeds Suction pipe is short and pump is running at low speeds Suction pipe is long and delivery pipe is short and the pump is running at high speeds Delivery pipe is long and pump is running at high speeds Suction pipe is short and delivery pipe is long and the pump is running at low speeds Suction pipe is short and pump is running at low speeds ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Discharge (Q) of a centrifugal pump is given by (where D = Diameter of impeller at inlet, b = Width of impeller at inlet, and Vf = Velocity of flow at inlet) Q = D.b.Vf Q = π.b.Vf Q = π.D.bf.V Q = π.D.Vf Q = D.b.Vf Q = π.b.Vf Q = π.D.bf.V Q = π.D.Vf ANSWER DOWNLOAD EXAMIANS APP
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