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) 2p/sin (α/2) p/sinα p/2sinα 2p/sinα 2p/sin (α/2) p/sinα p/2sinα 2p/sinα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following statement is correct as regard to water wheels? They give constant efficiency, even if the discharge is not constant They have slow speeds All of these They are suitable even for low water heads They give constant efficiency, even if the discharge is not constant They have slow speeds All of these They are suitable even for low water heads 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/g) × sin θ (waV²/g) × sin θ (waV²/2g) × sin 2θ (waV/2g) × sin θ (waV/g) × sin θ (waV²/g) × sin θ (waV²/2g) × sin 2θ (waV/2g) × sin θ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of velocity is defined as the ratio of Actual velocity of jet at vena contracta to the theoretical velocity None of these Actual discharge through an orifice to the theoretical discharge Area of jet at vena contracta to the area of orifice Actual velocity of jet at vena contracta to the theoretical velocity None of these Actual discharge through an orifice to the theoretical discharge Area of jet at vena contracta to the area of orifice ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a convergent mouthpiece is __________ the discharge through an internal mouthpiece of the same diameter and head of water. Equal to One-half Three fourth Double Equal to One-half Three fourth Double ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Reynold's number is the ratio of inertia force to Gravity force Viscous force Pressure force Elastic force Gravity force Viscous force Pressure force Elastic force ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS