Hydraulics and Fluid Mechanics in ME Mercury does not wet glass. This is due to property of liquid known as surface tension adhesion cohesion viscosity surface tension adhesion cohesion viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A streamline is defined as the line parallel to outer surface of pipe of equal yelocity in a flow parallel to central axis flow along which the pressure drop is uniform parallel to outer surface of pipe of equal yelocity in a flow parallel to central axis flow along which the pressure drop is uniform ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME To avoid an interruption in the flow of a syphon, an air vessel is provided at the outlet ay nay point between inlet and outlet at the summit at the inlet at the outlet ay nay point between inlet and outlet at the summit at the inlet ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A turbine is required to develop 1500 kW at 300 r.p.m. under a head of 150 m. Which of the following turbine should be used? Pelton wheel with one nozzle Kaplan turbine Francis turbine Pelton wheel with two or more nozzles Pelton wheel with one nozzle Kaplan turbine Francis turbine Pelton wheel with two or more nozzles ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The boundary layer thickness at a distance of l m from the leading edge of a flat plate, kept at zero angle of incidence to the flow direction, is O.l cm. The velocity outside the boundary layer is 25 ml sec. The boundary layer thickness at a distance of 4 m is (Assume that boundary layer is entirely laminar) 0.10 cm 0.20 cm 0.05 cm 0.40 cm 0.10 cm 0.20 cm 0.05 cm 0.40 cm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of contraction is the ratio of Loss of head in the orifice to the head of water available at the exit of the orifice Loss of head in the orifice to the head of water available at the exit of the orifice Actual velocity of jet at vena contracta to the theoretical velocity Area of jet at vena-contracta to the area of orifice Loss of head in the orifice to the head of water available at the exit of the orifice Loss of head in the orifice to the head of water available at the exit of the orifice Actual velocity of jet at vena contracta to the theoretical velocity Area of jet at vena-contracta to the area of orifice ANSWER DOWNLOAD EXAMIANS APP