Hydraulics and Fluid Mechanics in ME Rain drops are spherical because of surface tension forces air resistance atmospheric pressure viscosity surface tension forces air resistance atmospheric pressure viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The coefficient of discharge in case of internal mouthpiece is __________ that of external mouthpiece. More than None of these Less than Equal to More than None of these Less than Equal to ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a lock-gate, the reaction between two gates is (where P = Resultant pressure on the lock gate, and α = Inclination of the gate with the normal to the side of the lock) p/2sinα 2p/sinα 2p/sin (α/2) p/sinα p/2sinα 2p/sinα 2p/sin (α/2) p/sinα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length of a liquid stream while flowing over a weir __________ at the ends of the sill. Expands Does not change None of these Contracts Expands Does not change None of these Contracts ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A jet of water discharging from a 40 mm diameter orifice has a diameter of 32 mm at its vena contracta. The coefficient of contraction is 0.78 0.87 0.64 0.46 0.78 0.87 0.64 0.46 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The water pressure per metre length on a vertical masonry wall of dam is (where w = Specific weight of the liquid, and H = Height of the liquid) wH/2 wH2/2 wH2/4 wH wH/2 wH2/2 wH2/4 wH ANSWER DOWNLOAD EXAMIANS APP