Hydraulics and Fluid Mechanics in ME When a piping system is made up primarily of friction head and very little of vertical lift, then pump characteristics should be First rise and then fall Horizontal Nearly horizontal Steep First rise and then fall Horizontal Nearly horizontal Steep 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 below its centre of gravity Lies above its centre of gravity Lies between the centre of buoyancy and centre of gravity Coincides with its centre of gravity Lies below its centre of gravity Lies above its centre of gravity Lies between the centre of buoyancy and centre of gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The volume of a fluid __________ as the pressure increases. Decreases Remains same Increases None of these Decreases Remains same Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge over a rectangular weir, considering the velocity of approach, is (whereH1 = H + Ha = Total height of water above the weir, H = Height of water over the crest of the weir, and Ha = Height of water due to velocity of approach) (2/3) Cd × L.√2g [H1 - Ha] (2/3) Cd × L. √2g [H15/2 - Ha5/2] (2/3) Cd × L.√2g [H12 - Ha2] (2/3) Cd × L. √2g [H13/2 - Ha3/2] (2/3) Cd × L.√2g [H1 - Ha] (2/3) Cd × L. √2g [H15/2 - Ha5/2] (2/3) Cd × L.√2g [H12 - Ha2] (2/3) Cd × L. √2g [H13/2 - Ha3/2] ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The losses are more in critical flow transition flow laminar flow turbulent flow critical flow transition flow laminar flow turbulent flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following pump is preferred for flood control and irrigation applications? Axial flow pump Centrifugal pump Mixed flow pump Reciprocating pump Axial flow pump Centrifugal pump Mixed flow pump Reciprocating pump ANSWER DOWNLOAD EXAMIANS APP