Hydraulics and Fluid Mechanics in ME The Francis formula for the discharge over Cipoletti weir is 1.84 LH5/2 1.84 LH 1.84 LH1/2 1.84 LH3/2 1.84 LH5/2 1.84 LH 1.84 LH1/2 1.84 LH3/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The overall efficiency of a reaction turbine is the ratio of Actual work available at the turbine to the energy imparted to the wheel None of these Power produced by the turbine to the energy actually supplied by the turbine Work-done on the wheel to the energy (or head of water) actually supplied to the turbine Actual work available at the turbine to the energy imparted to the wheel None of these Power produced by the turbine to the energy actually supplied by the turbine Work-done on the wheel to the energy (or head of water) actually supplied to the turbine ANSWER DOWNLOAD EXAMIANS APP
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 2p/sin (α/2) p/sinα 2p/sinα p/2sinα 2p/sin (α/2) p/sinα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, for fans having constant wheel diameter, the pressure varies Cube of fan speed Directly as fan speed Square root of fan speed Square of fan speed Cube of fan speed Directly as fan speed Square root of fan speed Square of fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME High specific speed of a pump implies it is Mixed flow pump Axial flow pump Centrifugal pump Any one of the above Mixed flow pump Axial flow pump Centrifugal pump Any one of the 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 above IG / Ax̅ below Ax̅ / IG above Ax̅ / IG below IG / Ax̅ above IG / Ax̅ below Ax̅ / IG above Ax̅ / IG below ANSWER DOWNLOAD EXAMIANS APP