Hydraulics and Fluid Mechanics in ME An orifice is said to be large, if The available head of liquid is less than 5 times the height of orifice The velocity of flow is large The size of orifice is large The available head of liquid is more than 5 times the height of orifice The available head of liquid is less than 5 times the height of orifice The velocity of flow is large The size of orifice is large The available head of liquid is more than 5 times the height of orifice ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following turbine is preferred for a specific speed of 60 to 300 r.p.m.? Francis turbine None of these Pelton wheel Kaplan turbine Francis turbine None of these Pelton wheel Kaplan turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For hydro-dynamically smooth boundary, the friction coefficient for turbulent flow is constant a function of Reynolds number and relative roughness dependent only on Reynolds number dependent on relative roughness only constant a function of Reynolds number and relative roughness dependent only on Reynolds number dependent on relative roughness only ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Mach number is significant in all of fhe above simultaneous motion through two fluids where there is a surface of dis-continuity, gravity force, and wave making effects, as with ship’s hulls full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc supersonics, as with projectiles and jet propulsion all of fhe above simultaneous motion through two fluids where there is a surface of dis-continuity, gravity force, and wave making effects, as with ship’s hulls full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc supersonics, as with projectiles and jet propulsion 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 would discharge Same quantity of liquid 1.5 Q 0.75 Q Q/0.75 Same quantity of liquid 1.5 Q 0.75 Q Q/0.75 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following pump is successfully used for lifting water from deep wells? Reciprocating pump Centrifugal pump Jet pump Air lift pump Reciprocating pump Centrifugal pump Jet pump Air lift pump ANSWER DOWNLOAD EXAMIANS APP
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