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) p/2sinα 2p/sin (α/2) p/sinα 2p/sinα p/2sinα 2p/sin (α/2) p/sinα 2p/sinα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head due to friction in a pipe of uniform diameter in which a viscous flow is taking place, is (where RN = Reynold number) 16/RN 4/RN 64/RN 1/RN 16/RN 4/RN 64/RN 1/RN ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The power absorbed (in watts) in overcoming the viscous resistance of a footstep bearing is μ π³ N² R⁴ /1800 t μ π³ N² R⁴ /3600 t μ π³ N² R² /3600 t μ π³ N² R² /1800 t μ π³ N² R⁴ /1800 t μ π³ N² R⁴ /3600 t μ π³ N² R² /3600 t μ π³ N² R² /1800 t ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The speed of an imaginary turbine, identical with the given turbine, which will develop a unit power under a unit head, is known as Unit speed None of these Normal speed Specific speed Unit speed None of these Normal speed Specific speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic grade line is never above the energy grade line always above the centre line of pipe always sloping downward in the direction of flow All of these never above the energy grade line always above the centre line of pipe always sloping downward in the direction of flow All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a reaction turbine, the draft tube is used To run the turbine full To transport water to downstream To increase the head of water by an amount equal to the height of the runner outlet above the tail race To prevent air to enter the turbine To run the turbine full To transport water to downstream To increase the head of water by an amount equal to the height of the runner outlet above the tail race To prevent air to enter the turbine ANSWER DOWNLOAD EXAMIANS APP