Hydraulics and Fluid Mechanics in ME The flow ratio in case of Francis turbine varies from 0.15 to 0.3 0.6 to 0.9 1 to 1.5 0.4 to 0.5 0.15 to 0.3 0.6 to 0.9 1 to 1.5 0.4 to 0.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic mean depth for a circular pipe of diameter (d) is d d/4 d/6 d/2 d d/4 d/6 d/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of specific weight of a liquid to the specific weight of pure water at a standard temperature is called Specific gravity of liquid Surface tension of liquid Compressibility of liquid Density of liquid Specific gravity of liquid Surface tension of liquid Compressibility of liquid Density of liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a reaction turbine, the draft tube is used 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 run the turbine full To prevent air to enter the turbine 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 run the turbine full To prevent air to enter the turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a pump is handling water and is discharging a certain flow Q at a constant total dynamic head requiring a definite B.H.P., the same pump when handling a liquid of specific gravity 0.75 and viscosity nearly same as of water , the horse power required will be 0.75 B.H.P Same 1.5 B.H.P H.P./0.75 0.75 B.H.P Same 1.5 B.H.P H.P./0.75 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Metacentric height for small values of angle of heel is the distance between the centre of gravity and metacentre free surface and centre of buoyancy centre of buoyancy and metacentre centre of gravity and centre of buoy-ancy centre of gravity and metacentre free surface and centre of buoyancy centre of buoyancy and metacentre centre of gravity and centre of buoy-ancy ANSWER DOWNLOAD EXAMIANS APP
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