Hydraulics and Fluid Mechanics in ME Mach number is significant in supersonics, as with projectiles and jet propulsion all of fhe above simultaneous motion through two fluids where there is a surface of dis-continuity, gravity force, and wave making effects, as with ship’s hulls full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc supersonics, as with projectiles and jet propulsion all of fhe above simultaneous motion through two fluids where there is a surface of dis-continuity, gravity force, and wave making effects, as with ship’s hulls full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a body floating in a liquid returns back to its original position, when given a small angular displacement, the body is said to be in None of these Unstable equilibrium Stable equilibrium Neutral equilibrium None of these Unstable equilibrium Stable equilibrium Neutral equilibrium ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Reciprocating pumps are no more to be seen in industrial applications (in comparison to centrifugal pumps) because of Necessity of air vessel Lower discharge High initial and maintenance cost Lower speed of operation Necessity of air vessel Lower discharge High initial and maintenance cost Lower speed of operation ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an external mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to 0.89 times the height of the liquid, above the vena contracta. Less than Equal to More than None of these Less than Equal to More than None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The center of gravity of the volume of the liquid displaced by an immersed body is called center of gravity center of buoyancy center of pressure metacentre center of gravity center of buoyancy center of pressure metacentre ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A valve is suddenly closed in a water main in wl.ich the velocity is 1 m/sec and velocity of pressure wave is 981 m/ sec. The inertia head at the valve will be 1 m 100m 10m None of these 1 m 100m 10m None of these ANSWER DOWNLOAD EXAMIANS APP