Hydraulics and Fluid Mechanics in ME A piece of metal of specific gravity 7 floats in mercury of specific gravity 13.6. What fraction of its volume is under mercury ? 0.5 0.5 0.4 0.515 0.5 0.5 0.4 0.515 ANSWER DOWNLOAD EXAMIANS APP
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 / g waV² / 2g waV / g waV / 2g waV² / g waV² / 2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A pipe of length more than double the diameter of orifice fitted externally or internally to the orifice is called a Weir Notch Mouthpiece Nozzle Weir Notch Mouthpiece Nozzle ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The jet ratio is defined as the ratio of the Diameter of Pelton wheel to the diameter of jet Velocity of jet to the velocity of Pelton wheel Diameter of jet to the diameter of Pelton wheel Velocity of Pelton wheel to the velocity of jet Diameter of Pelton wheel to the diameter of jet Velocity of jet to the velocity of Pelton wheel Diameter of jet to the diameter of Pelton wheel Velocity of Pelton wheel to the velocity of jet ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a venturi-flume, the flow takes place at Gauge pressure Absolute pressure Atmospheric pressure None of these Gauge pressure Absolute pressure Atmospheric pressure None of these 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 Pressure head + velocity head Pressure head - velocity head Pressure head Velocity head Pressure head + velocity head Pressure head - velocity head Pressure head Velocity head ANSWER DOWNLOAD EXAMIANS APP
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