Hydraulics and Fluid Mechanics in ME The flow in a pipe or channel is said to be non-uniform when The quantity of liquid flowing per second is constant The liquid particles at all sections have the same velocities The liquid particles at different sections have different velocities Each liquid particle has a definite path The quantity of liquid flowing per second is constant The liquid particles at all sections have the same velocities The liquid particles at different sections have different velocities Each liquid particle has a definite path ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity corresponding to Reynold number of 2000 is called Higher critical velocity Lower critical velocity Sub-sonic velocity Super-sonic velocity Higher critical velocity Lower critical velocity Sub-sonic velocity Super-sonic velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The centrifugal pump preferred for a specific speed between 80 to 160 r.p.m. is High speed with radial flow at outlet Medium speed with radial flow at outlet Slow speed with radial flow at outlet High speed with mixed flow at outlet High speed with radial flow at outlet Medium speed with radial flow at outlet Slow speed with radial flow at outlet High speed with mixed flow at outlet ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a single casing, multistage pump running at constant speed, the capacity rating is to be slightly lowered. It can be done by Some other alterations in the impeller Designing new impeller Trimming the impeller size to the required size by machining Not possible Some other alterations in the impeller Designing new impeller Trimming the impeller size to the required size by machining Not possible ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A body floating in a liquid is said to be in neutral equilibrium, if its metacentre Coincides with its centre of gravity Lies between the centre of buoyancy and centre of gravity Lies below its centre of gravity Lies above its centre of gravity Coincides with its centre of gravity Lies between the centre of buoyancy and centre of gravity Lies below its centre of gravity Lies above its centre of gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A turbine pump is basically a centrifugal pump equipped additionally with Vaned diffusion casing Inlet guide blades Backward curved blades Adjustable blades Vaned diffusion casing Inlet guide blades Backward curved blades Adjustable blades ANSWER DOWNLOAD EXAMIANS APP
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