Hydraulics and Fluid Mechanics in ME The water pressure per metre length on a vertical masonry wall of dam is (where w = Specific weight of the liquid, and H = Height of the liquid) wH/2 wH2/2 wH2/4 wH wH/2 wH2/2 wH2/4 wH ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The efficiency of a Pelton wheel working under constant head ________ with the increase in power. None of these Increases Remain same Decreases None of these Increases Remain same Decreases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The overall efficiency for a Pelton wheel lies between 0.75 to 0.85 0.65 to 0.75 0.50 to 0.65 0.85 to 0.90 0.75 to 0.85 0.65 to 0.75 0.50 to 0.65 0.85 to 0.90 ANSWER DOWNLOAD EXAMIANS APP
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 pressure metacentre center of buoyancy center of gravity center of pressure metacentre center of buoyancy center of gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge over a rectangular notch is (where b = Width of notch, and H = Height of liquid, above the sill of the notch) (2/3) Cd × b × √(2gH) (2/3) Cd × b × √(2g) × H3/2 (2/3) Cd × b × √(2g) × H (2/3) Cd × b × √(2g) × H2 (2/3) Cd × b × √(2gH) (2/3) Cd × b × √(2g) × H3/2 (2/3) Cd × b × √(2g) × H (2/3) Cd × b × √(2g) × H2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following pump is preferred for flood control and irrigation applications? Reciprocating pump Mixed flow pump Centrifugal pump Axial flow pump Reciprocating pump Mixed flow pump Centrifugal pump Axial flow pump ANSWER DOWNLOAD EXAMIANS APP
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