Hydraulics and Fluid Mechanics in ME In case of flow through parallel pipes, The total discharge is equal to the sum of discharges in the various pipes Both (A) and (B) The head loss for all the pipes is same The total head loss is the sum of head losses in the various pipes The total discharge is equal to the sum of discharges in the various pipes Both (A) and (B) The head loss for all the pipes is same The total head loss is the sum of head losses in the various pipes ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of velocity is defined as the ratio of None of these Actual velocity of jet at vena contracta to the theoretical velocity Area of jet at vena contracta to the area of orifice Actual discharge through an orifice to the theoretical discharge None of these Actual velocity of jet at vena contracta to the theoretical velocity Area of jet at vena contracta to the area of orifice Actual discharge through an orifice to the theoretical discharge 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) σ cosα/4wd 4σ cosα/wd 4wd/σ cosα wd/4σ cosα σ cosα/4wd 4σ cosα/wd 4wd/σ cosα wd/4σ cosα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A liquid would wet the solid, if adhesion forces as compared to cohesion forces are equal less at low temperature and more at high temperature more less equal less at low temperature and more at high temperature more less ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A fluid of kinematic viscosity 0.4 cm²/sec flows through a 8 cm diameter pipe. The maximum velocity for laminar flow will be 2 m/sec less than 1 m/sec 1.5 m/sec 1 m/sec 2 m/sec less than 1 m/sec 1.5 m/sec 1 m/sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An odd shaped body weighing 7.5 kg and occupying 0.01 m3 volume will be completely submerged in a fluid having specific gravity of 0.75 0.8 1 1.2 0.75 0.8 1 1.2 ANSWER DOWNLOAD EXAMIANS APP