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) 2p/sinα p/2sinα p/sinα 2p/sin (α/2) 2p/sinα p/2sinα p/sinα 2p/sin (α/2) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A tank of uniform cross-sectional area (A) containing liquid upto height (H1) has an orifice of cross-sectional area (a) at its bottom. The time required to bring the liquid level from H1 to H2 will be 2A × (√H₁ - √H₂)/Cd × a × √(2g) 2A × (√H3/2 - √H3/2)/Cd × a × √(2g) 2A × √H₁/Cd × a × √(2g) 2A × √H₂/Cd × a × √(2g) 2A × (√H₁ - √H₂)/Cd × a × √(2g) 2A × (√H3/2 - √H3/2)/Cd × a × √(2g) 2A × √H₁/Cd × a × √(2g) 2A × √H₂/Cd × a × √(2g) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In case of flow through parallel pipes, The total discharge is equal to the sum of discharges in the various pipes The head loss for all the pipes is same The total head loss is the sum of head losses in the various pipes Both (A) and (B) The total discharge is equal to the sum of discharges in the various pipes The head loss for all the pipes is same The total head loss is the sum of head losses in the various pipes Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a reaction turbine, the draft tube is used To prevent air to enter the turbine To run the turbine full To increase the head of water by an amount equal to the height of the runner outlet above the tail race To transport water to downstream To prevent air to enter the turbine To run the turbine full To increase the head of water by an amount equal to the height of the runner outlet above the tail race To transport water to downstream ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an external mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to 0.89 times the height of the liquid, above the vena contracta. Equal to None of these More than Less than Equal to None of these More than Less than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic mean depth or the hydraulic radius is the ratio of Area of flow and wetted perimeter None of these Velocity of flow and area of flow Wetted perimeter and diameter of pipe Area of flow and wetted perimeter None of these Velocity of flow and area of flow Wetted perimeter and diameter of pipe ANSWER DOWNLOAD EXAMIANS APP
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