Hydraulics and Fluid Mechanics in ME According to fan laws, for the fans having constant wheel diameters, the power demand varies 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 Cube of fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The cavitation in a hydraulic machine Reduces the discharge of a turbine All of these Causes noise and vibration of various parts Causes sudden drop in power output and efficiency Reduces the discharge of a turbine All of these Causes noise and vibration of various parts Causes sudden drop in power output and efficiency ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge over a rectangular notch is Directly proportional to H5/2 Inversely proportional to H5/2 Inversely proportional to H3/2 Directly proportional to H3/2 Directly proportional to H5/2 Inversely proportional to H5/2 Inversely proportional to H3/2 Directly proportional to H3/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow through a long pipe at constant rate is called Steady uniform flow Steady non-uniform flow Unsteady non-uniform flow Unsteady uniform flow Steady uniform flow Steady non-uniform flow Unsteady non-uniform flow Unsteady uniform flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A body floats in stable equilibrium Metacentre has nothing to do with position of e.g. for determining stability When its e.g. is below its center of buoyancy When its meatcentric height is zero When the metacentre is above e.g. Metacentre has nothing to do with position of e.g. for determining stability When its e.g. is below its center of buoyancy When its meatcentric height is zero When the metacentre is above e.g. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Impulse turbine is generally fitted Slightly below the tail race About 2.5 m above the tail race to avoid cavitations Little above the tail race At the level of tail race Slightly below the tail race About 2.5 m above the tail race to avoid cavitations Little above the tail race At the level of tail race ANSWER DOWNLOAD EXAMIANS APP
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