Hydraulics and Fluid Mechanics in ME If the net positive suction head (NPSH) requirement for the pump is not satisfied, then Excessive power will be consumed Cavitation will be formed No flow will take place Efficiency will be low Excessive power will be consumed Cavitation will be formed No flow will take place Efficiency will be low ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The impeller of a centrifugal pump may have Any one of these Volute casing Vortex casing Volute casing with guide blades Any one of these Volute casing Vortex casing Volute casing with guide blades ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head at exit of a pipe is (where v = Velocity of liquid in the pipe) 0.75v²/2g v²/2g 0.375v²/2g 0.5v²/2g 0.75v²/2g v²/2g 0.375v²/2g 0.5v²/2g ANSWER DOWNLOAD EXAMIANS APP
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) wd/4σ cosα 4wd/σ cosα 4σ cosα/wd σ cosα/4wd wd/4σ cosα 4wd/σ cosα 4σ cosα/wd σ cosα/4wd ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Rotameter is a device used to measure velocity of fluid flow absolute pressure rotation velocity of fluid flow absolute pressure rotation ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge in an open channel corresponding to critical depth is None of these Minimum Zero Maximum None of these Minimum Zero Maximum ANSWER DOWNLOAD EXAMIANS APP