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) waV² / 2g waV / g waV / 2g waV² / g waV² / 2g waV / g waV / 2g waV² / g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The viscosity of water is __________ than that of mercury. Same as None of these Higher Lower Same as None of these Higher Lower ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total energy line lies over the hydraulic gradient line by an amount equal to the Velocity head Pressure head + velocity head Pressure head Pressure head - velocity head Velocity head Pressure head + velocity head Pressure head Pressure head - velocity head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The power produced by the reaction turbine is ________ to the head of water. 4th power Inversely proportional Directly proportional None of these 4th power Inversely proportional Directly proportional None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The intensity of pressure at any point, in a liquid, is Inversely proportional to the depth of liquid from the surface Directly proportional to the area of the vessel containing liquid Directly proportional to the length of the vessel containing liquid Directly proportional to the depth of liquid from the surface Inversely proportional to the depth of liquid from the surface Directly proportional to the area of the vessel containing liquid Directly proportional to the length of the vessel containing liquid Directly proportional to the depth of liquid from the surface ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of an impulse turbine is maximum when velocity of wheel is _______ of the jet velocity, One-half Double Three-fourth One-fourth One-half Double Three-fourth One-fourth ANSWER DOWNLOAD EXAMIANS APP
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