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) wH2/2 wH/2 wH2/4 wH wH2/2 wH/2 wH2/4 wH ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The increase in pressure at the outer edge of a drum of radius (r) completely filled up with liquid of density (ρ) and rotating at (ω) rad/s is 2ρ ω2 r2 ρ ω2 r2 ρ ω2 r2/4 ρ ω2 r2/2 2ρ ω2 r2 ρ ω2 r2 ρ ω2 r2/4 ρ ω2 r2/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total energy line lies over the centre line of the pipe by an amount equal to Velocity head Pressure head Pressure head - velocity head Pressure head + velocity head Velocity head Pressure head Pressure head - velocity head Pressure head + velocity head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow in which the particles of a fluid attain such velocities that varies from point to point in magnitude and direction as well as from instant to instant, is known as Steady flow Uniform flow One dimensional flow Turbulent flow Steady flow Uniform flow One dimensional flow Turbulent flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For laminar flow in circular pipes, the Darcy’s friction factor f is equal to None of these 32/ Re 64/ Re 16/Re None of these 32/ Re 64/ Re 16/Re 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