Hydraulics and Fluid Mechanics in ME The length of a liquid stream while flowing over a weir __________ at the ends of the sill. Expands Does not change None of these Contracts Expands Does not change None of these Contracts ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a large rectangular orifice is given by (where H1 = Height of the liquid above the top of the orifice, H2 = Height of the liquid above the bottom of the orifice, b = Breadth of the orifice, and Cd = Coefficient of discharge) Q = (2/3) Cd × b × √(2g) × (H22 - H12) Q = (2/3) Cd × b × √(2g) × (H21/2 - H11/2) Q = (2/3) Cd × b × √(2g) × (H23/2 - H13/2) Q = (2/3) Cd × b × √(2g) × (H2 - H1) Q = (2/3) Cd × b × √(2g) × (H22 - H12) Q = (2/3) Cd × b × √(2g) × (H21/2 - H11/2) Q = (2/3) Cd × b × √(2g) × (H23/2 - H13/2) Q = (2/3) Cd × b × √(2g) × (H2 - H1) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of center of pressure of an immersed surface, inclined at an angle 'θ' with the liquid surface lies at a distance equal to __________ the center of gravity. IG sinθ/Ax̅ above IG sinθ/Ax̅ below IG sin²θ/Ax̅ below IG sin²θ/Ax̅ above IG sinθ/Ax̅ above IG sinθ/Ax̅ below IG sin²θ/Ax̅ below IG sin²θ/Ax̅ above ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The centre of pressure for a vertically immersed surface lies at a distance equal to __________ the centre of gravity. IG / Ax̅ below Ax̅ / IG below IG / Ax̅ above Ax̅ / IG above IG / Ax̅ below Ax̅ / IG below IG / Ax̅ above Ax̅ / IG above ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of specific weight of a liquid to the specific weight of pure water at a standard temperature is called Specific gravity of liquid Density of liquid Compressibility of liquid Surface tension of liquid Specific gravity of liquid Density of liquid Compressibility of liquid Surface tension of liquid ANSWER DOWNLOAD EXAMIANS APP
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