Hydraulics and Fluid Mechanics in ME The force exerted (in Newton) by a jet of water impinging normally on a fixed plate is (where w = Specific weight of water in N/m3, a = Cross-sectional area of jet in m², and V = Velocity of jet in m/s) waV / g waV / 2g waV² / 2g waV² / g waV / g waV / 2g waV² / 2g waV² / g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow through a long pipe at constant rate is called Steady non-uniform flow Steady uniform flow Unsteady uniform flow Unsteady non-uniform flow Steady non-uniform flow Steady uniform flow Unsteady uniform flow Unsteady non-uniform flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The divergent portion of a Venturimeter is made longer than convergent portion in order to Both (A) and (B) To minimize frictional losses Avoid the tendency of breaking away the stream of liquid None of these Both (A) and (B) To minimize frictional losses Avoid the tendency of breaking away the stream of liquid None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Buoyant force is The resultant force acting on a floating body Equal to the volume of liquid displaced The force necessary to maintain equilibrium of a submerged body The resultant force on a body due to the fluid surrounding it The resultant force acting on a floating body Equal to the volume of liquid displaced The force necessary to maintain equilibrium of a submerged body The resultant force on a body due to the fluid surrounding it ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The jet ratio is defined as the ratio of the Velocity of jet to the velocity of Pelton wheel Diameter of jet to the diameter of Pelton wheel Diameter of Pelton wheel to the diameter of jet Velocity of Pelton wheel to the velocity of jet Velocity of jet to the velocity of Pelton wheel Diameter of jet to the diameter of Pelton wheel Diameter of Pelton wheel to the diameter of jet Velocity of Pelton wheel to the velocity of jet ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a pump is handling water and is discharging a certain flow Q at a constant total dynamic head requiring a definite B.H.P., the same pump when handling a liquid of specific gravity 0.75 and viscosity nearly same as of water , the horse power required will be Same 1.5 B.H.P 0.75 B.H.P H.P./0.75 Same 1.5 B.H.P 0.75 B.H.P H.P./0.75 ANSWER DOWNLOAD EXAMIANS APP