Hydraulics and Fluid Mechanics in ME Francis turbine is best suited for Low head installation up to 30 m High head installation above 180 m Medium head application from 24 to 180 m All types of heads Low head installation up to 30 m High head installation above 180 m Medium head application from 24 to 180 m All types of heads ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For a body floating in a liquid the normal pressure exerted by the liquid acts at bottom surface of the body metacentre e.g. of the body all points on the surface of the body bottom surface of the body metacentre e.g. of the body all points on the surface of the body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a channel of trapezoidal section is maximum when The sloping side is equal to the width at the bottom Width of channel at the top is equal to twice the width at the bottom Depth of channel is equal to the width at the bottom The sloping side is equal to half the width at the top The sloping side is equal to the width at the bottom Width of channel at the top is equal to twice the width at the bottom Depth of channel is equal to the width at the bottom The sloping side is equal to half the width at the top ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Surge wave in a rectangular channel is an example ofi) steady flowii) unsteady flowiii) uniform flowiv) non-uniform flowThe correct answer is (i) and (iii) (i) and (iv) (ii) and (iv) (ii) and (iii) (i) and (iii) (i) and (iv) (ii) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Reynolds number is significant in supersonics, as with projectile and jet propulsion full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc simultaneous motion through two fluids where there is a surface of dis-continuity, gravity forces, and wave making effect, as with ship’s hulls All of these supersonics, as with projectile and jet propulsion full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc simultaneous motion through two fluids where there is a surface of dis-continuity, gravity forces, and wave making effect, as with ship’s hulls All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Viscosity of water in comparison to mercury is Higher/lower depending on temperature Lower Higher Same Higher/lower depending on temperature Lower Higher Same ANSWER DOWNLOAD EXAMIANS APP