Hydraulics and Fluid Mechanics in ME According to fan laws, for the fans having constant wheel diameters, the power demand varies Cube of fan speed Directly as fan speed Square of fan speed Square root of fan speed Cube of fan speed Directly as fan speed Square of fan speed Square root of fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The maximum efficiency of transmission through a pipe is 0.6667 0.567 0.7666 0.5 0.6667 0.567 0.7666 0.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For centrifugal pump impeller, the maximum value of the vane exit angle is 25° to 30° 10° to 15° 20° to 25° 15° to 20° 25° to 30° 10° to 15° 20° to 25° 15° to 20° ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Any change in load is adjusted by adjusting following parameter on turbine Flow Net head Blade velocity Absolute velocity Flow Net head Blade velocity Absolute velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The value of friction factor ‘f’ for smooth pipes for Reynolds number 106 is approximately equal to 0.1 0.001 0.01 0.0001 0.1 0.001 0.01 0.0001 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In order that flow takes place between two points in a pipeline, the differential pressure between these points must be more than surface friction All of these frictional force viscosity surface friction All of these frictional force viscosity ANSWER DOWNLOAD EXAMIANS APP
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