Hydraulics and Fluid Mechanics in ME A glass tube of small diameter (d) is dipped in fluid. The height of rise or fall in the tube given by (where w = Specific weight of liquid, α = Angle of contact of the liquid surface, and σ = Surface tension) σ cosα/4wd 4wd/σ cosα 4σ cosα/wd wd/4σ cosα σ cosα/4wd 4wd/σ cosα 4σ cosα/wd wd/4σ cosα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Metacentre is the point of intersection of buoyant force and the center line of body vertical upward force through e.g. of body and center line of body All of these mid point between e.g. and center of buoyancy buoyant force and the center line of body vertical upward force through e.g. of body and center line of body All of these mid point between e.g. and center of buoyancy 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 Supersonics, as with projectile and jet propulsion Full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc. All of the listed here Simultaneous motion through two fluids where there is a surface of discontinuity, gravity forces, and wave making effect, as with ship's hulls Supersonics, as with projectile and jet propulsion Full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc. All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of velocity of venturimeter is independent of Reynolds number decreases with higher Reynolds number None of these is equal to the coefficient of discharge of venturimeter is independent of Reynolds number decreases with higher Reynolds number None of these is equal to the coefficient of discharge of venturimeter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In steady flow of a fluid, the total accele ration of any fluid particle is never zero can be zero is independent of coordinates is always zero is never zero can be zero is independent of coordinates is always zero ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the flow in an open channel is gradually varied, the flow is said to be Steady non-uniform flow Steady uniform flow Unsteady uniform flow Unsteady non-uniform flow Steady non-uniform flow Steady uniform flow Unsteady uniform flow Unsteady non-uniform flow ANSWER DOWNLOAD EXAMIANS APP