Hydraulics and Fluid Mechanics in ME The velocity corresponding to Reynold number of 2000 is called Higher critical velocity Super-sonic velocity Lower critical velocity Sub-sonic velocity Higher critical velocity Super-sonic velocity Lower critical velocity Sub-sonic velocity 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 force exerted by a jet of water impinging normally on a plate which due to the impact of jet, moves in the direction of jet with a velocity v is [wa (V - v²)]/g [wa (V - v)]/g [wa (V - v)]/2g [wa (V - v)²]/2g [wa (V - v²)]/g [wa (V - v)]/g [wa (V - v)]/2g [wa (V - v)²]/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a wholly drowned orifice is given by (where H1 = Height of water (on the upstream side) above the top of the orifice, H2 = Height of water (on the downstream side) above the bottom of the orifice, and H = Difference between two water levels on either side of the orifice) Q = Cd × bH₁ × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH × √(2gh) Q = Cd × bH2 × √(2gh) Q = Cd × bH₁ × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH × √(2gh) Q = Cd × bH2 × √(2gh) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length of a liquid stream while flowing over a weir __________ at the ends of the sill. None of these Does not change Expands Contracts None of these Does not change Expands Contracts ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Liquids Are not affected by change in pressure and temperature None of the listed here Cannot be compressed Occupy definite volume Are not affected by change in pressure and temperature None of the listed here Cannot be compressed Occupy definite volume ANSWER DOWNLOAD EXAMIANS APP
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