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 (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity at which the flow changes from laminar flow to turbulent flow is called Critical velocity Velocity of approach Super-sonic velocity Sub-sonic velocity Critical velocity Velocity of approach Super-sonic velocity Sub-sonic velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of the inertia force to the elastic force is called Mach number Weber's number Froude's number Reynold's number Mach number Weber's number Froude's number Reynold's number ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Froude number is significant in Simultaneous motion through two fluids where there is a surface of discontinuity, gravity forces, and wave making effect, as with ship's hulls All of the listed here Full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc. Supersonics, as with projectile and jet propulsion Simultaneous motion through two fluids where there is a surface of discontinuity, gravity forces, and wave making effect, as with ship's hulls All of the listed here Full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc. Supersonics, as with projectile and jet propulsion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Casting of a centrifugal pump is designed so as to minimize Loss of kinetic energy Friction loss Static head Cavitations Loss of kinetic energy Friction loss Static head Cavitations 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 Designing new impeller Not possible Some other alterations in the impeller Trimming the impeller size to the required size by machining Designing new impeller Not possible Some other alterations in the impeller Trimming the impeller size to the required size by machining ANSWER DOWNLOAD EXAMIANS APP
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