Hydraulics and Fluid Mechanics in ME The center of gravity of the volume of the liquid displaced by an immersed body is called center of buoyancy center of gravity center of pressure metacentre center of buoyancy center of gravity center of pressure metacentre ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a body floating in a liquid occupies a new position and remains at rest in this new position, when given a small angular displacement, the body is said to be in __________ equilibrium. Stable None of these Unstable Neutral Stable None of these Unstable Neutral ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The upper surface of a weir over which water flows is known is nappe sill weir top crest nappe sill weir top crest ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A pressure of 25 m of head of water is equal to 245 kN/m2 2500 kN/m2 2.5 kN/m2 25 kN/m2 245 kN/m2 2500 kN/m2 2.5 kN/m2 25 kN/m2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge over a rectangular weir, considering the velocity of approach, is (whereH1 = H + Ha = Total height of water above the weir, H = Height of water over the crest of the weir, and Ha = Height of water due to velocity of approach) (2/3) Cd × L.√2g [H12 - Ha2] (2/3) Cd × L.√2g [H1 - Ha] (2/3) Cd × L. √2g [H15/2 - Ha5/2] (2/3) Cd × L. √2g [H13/2 - Ha3/2] (2/3) Cd × L.√2g [H12 - Ha2] (2/3) Cd × L.√2g [H1 - Ha] (2/3) Cd × L. √2g [H15/2 - Ha5/2] (2/3) Cd × L. √2g [H13/2 - Ha3/2] ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The atmospheric pressure at sea level is 760 mm of mercury 103 kN/m2 All of these 10.3 m of water 760 mm of mercury 103 kN/m2 All of these 10.3 m of water ANSWER DOWNLOAD EXAMIANS APP
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