Hydraulics and Fluid Mechanics in ME If the depth of water in an open channel is greater than the critical depth, the flow is called Tranquil flow Critical flow Torrential flow Turbulent flow Tranquil flow Critical flow Torrential flow Turbulent flow 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 frictional force All of these viscosity surface friction frictional force All of these viscosity surface friction ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When an ideal fluid flows past a sphere highest intensity of pressure occurs around the circumference at right angles to flow lowest pressure intensity occurs at front stagnation point lowest pressure intensity occurs at rear stagnation point total drag is zero highest intensity of pressure occurs around the circumference at right angles to flow lowest pressure intensity occurs at front stagnation point lowest pressure intensity occurs at rear stagnation point total drag is zero ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure at the summit of a syphon is more than atmospheric equal to atmospheric less than atmospheric None of these more than atmospheric equal to atmospheric less than atmospheric None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Pelton wheel working under a constant head and discharge, has maximum efficiency when the speed ratio is 0.56 0.46 0.26 0.36 0.56 0.46 0.26 0.36 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 [H15/2 - Ha5/2] (2/3) Cd × L.√2g [H1 - Ha] (2/3) Cd × L. √2g [H13/2 - Ha3/2] (2/3) Cd × L.√2g [H12 - Ha2] (2/3) Cd × L. √2g [H15/2 - Ha5/2] (2/3) Cd × L.√2g [H1 - Ha] (2/3) Cd × L. √2g [H13/2 - Ha3/2] (2/3) Cd × L.√2g [H12 - Ha2] ANSWER DOWNLOAD EXAMIANS APP