Hydraulics and Fluid Mechanics in ME If velocity is zero over l/3rd of a cross-section and is uniform over remaining 2/3rd of the cross-section, then the correction factor for kinetic energy is 27/8 44078 43892 43924 27/8 44078 43892 43924 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The function of guide vanes in a reaction turbine is to Allow the water to flow over them, without forming eddies All of the listed here Allow the water to enter the runner without shock Allow the required quantity of water to enter the turbine Allow the water to flow over them, without forming eddies All of the listed here Allow the water to enter the runner without shock Allow the required quantity of water to enter the turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following is an incorrect statement ? Coefficient of contraction of a venturimeter is unity None of these Flow nozzle is cheaper than venturimeter but has higher energy loss Discharge is independent of orientation of venturimeter whether it is horizontal, vertical or inclined Coefficient of contraction of a venturimeter is unity None of these Flow nozzle is cheaper than venturimeter but has higher energy loss Discharge is independent of orientation of venturimeter whether it is horizontal, vertical or inclined ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow is called hyper-sonic, if the Mach number is Unity None of these Less than unity Between 1 and 6 Unity None of these Less than unity Between 1 and 6 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A valve is suddenly closed in a water main in wl.ich the velocity is 1 m/sec and velocity of pressure wave is 981 m/ sec. The inertia head at the valve will be 10m 1 m None of these 100m 10m 1 m None of these 100m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, for fans having constant wheel diameter, the pressure varies Directly as fan speed Cube of fan speed Square root of fan speed Square of fan speed Directly as fan speed Cube of fan speed Square root of fan speed Square of fan speed ANSWER DOWNLOAD EXAMIANS APP
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