Hydraulics and Fluid Mechanics in ME The flow in a pipe or channel is said to be non-uniform when The liquid particles at all sections have the same velocities The liquid particles at different sections have different velocities The quantity of liquid flowing per second is constant Each liquid particle has a definite path The liquid particles at all sections have the same velocities The liquid particles at different sections have different velocities The quantity of liquid flowing per second is constant Each liquid particle has a definite path ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The liquid used in manometers should have High surface tension Low density Low surface tension High density High surface tension Low density Low surface tension High density ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The distance y from pipe boundary, at which the point velocity is equal to average velocity for turbulent flow, is (where R is radius of pipe) 0.223 R 0.707 R 0.577 R 0.423 R 0.223 R 0.707 R 0.577 R 0.423 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Francis formula for the discharge over Cipoletti weir is 1.84 LH5/2 1.84 LH3/2 1.84 LH 1.84 LH1/2 1.84 LH5/2 1.84 LH3/2 1.84 LH 1.84 LH1/2 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 centre of buoy-ancy centre of buoyancy and metacentre centre of gravity and metacentre free surface and centre of buoyancy centre of gravity and centre of buoy-ancy centre of buoyancy and metacentre centre of gravity and metacentre free surface and centre of buoyancy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Centre of buoyancy always remains above the centre of gravity coincides with the centre of gravity remains below the centre of gravity coincides with the centroid of the volume of fluid displaced remains above the centre of gravity coincides with the centre of gravity remains below the centre of gravity coincides with the centroid of the volume of fluid displaced ANSWER DOWNLOAD EXAMIANS APP
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