Hydraulics and Fluid Mechanics in ME When the water level on the downstream side of a weir is above the top surface of a weir, the weir is known as Narrow-crested weir Ogee weir Broad-crested weir Submerged weir Narrow-crested weir Ogee weir Broad-crested weir Submerged weir ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the surface of liquid is convex, men Cohesion pressure is increased There is no cohesion pressure Cohesion pressure is decreased Cohesion pressure is negligible Cohesion pressure is increased There is no cohesion pressure Cohesion pressure is decreased Cohesion pressure is negligible ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The viscosity of water is __________ than that of mercury. Lower Same as Higher None of these Lower Same as Higher None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The efficiency of jet propulsion for a ship with inlet orifices at right angles to the direction of motion of ship is given by [(Vr + v) v]/ Vr [(Vr - v) v]/ Vr [2(Vr - v) v]/ Vr² [2(Vr + v) v]/ Vr² [(Vr + v) v]/ Vr [(Vr - v) v]/ Vr [2(Vr - v) v]/ Vr² [2(Vr + v) v]/ Vr² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted by a jet of water (in a direction normal to flow) impinging on a fixed plate inclined at an angle θ with the jet is (waV/2g) × sin θ (waV²/g) × sin θ (waV/g) × sin θ (waV²/2g) × sin 2θ (waV/2g) × sin θ (waV²/g) × sin θ (waV/g) × sin θ (waV²/2g) × sin 2θ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Pelton wheel develops 1750 kW under a head of 100 meters while running at 200 r.p.m. and discharging 2500 liters of water per second. The unit discharge of wheel is 0.5 m3/s 0.25 m3/s 2.5 m3/s 1.5 m3/s 0.5 m3/s 0.25 m3/s 2.5 m3/s 1.5 m3/s ANSWER DOWNLOAD EXAMIANS APP