Hydraulics and Fluid Mechanics in ME The capillary rise at 20°C in a clean glass tube of 1 mm bore containing water is approximately 5 mm 30 mm 10 mm 20 mm 5 mm 30 mm 10 mm 20 mm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The point at which the resultant pressure on an immersed surface acts, is known as Centre of pressure Centre of gravity Centre of depth Centre of immersed surface Centre of pressure Centre of gravity Centre of depth Centre of immersed surface ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Reynold's number of a ship is __________ to its velocity and length. Square root of velocity Inversely proportional Directly proportional None of these Square root of velocity Inversely proportional Directly proportional None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The buoyancy depends on pressure of the liquid displaced depth of immersion mass of liquid displaced viscosity of the liquid pressure of the liquid displaced depth of immersion mass of liquid displaced viscosity 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/sinα p/2sinα 2p/sin (α/2) p/sinα 2p/sinα p/2sinα 2p/sin (α/2) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of centre of pressure (h) for a vertically immersed surface from the liquid surface is given by (where IG = Moment of inertia of the immersed surface about horizontal axis through its centre of gravity, A = Area of immersed surface, and x = Depth of centre of gravity of the immersed surface from the liquid surface) (IG/Ax̅) - x̅ (IG/x̅) - Ax̅ (Ax̅/IG) + x̅ (IG/Ax̅) + x̅ (IG/Ax̅) - x̅ (IG/x̅) - Ax̅ (Ax̅/IG) + x̅ (IG/Ax̅) + x̅ ANSWER DOWNLOAD EXAMIANS APP
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