Hydraulics and Fluid Mechanics in ME The increase in pressure at the outer edge of a drum of radius (r) completely filled up with liquid of density (ρ) and rotating at (ω) rad/s is ρ ω2 r2 ρ ω2 r2/2 ρ ω2 r2/4 2ρ ω2 r2 ρ ω2 r2 ρ ω2 r2/2 ρ ω2 r2/4 2ρ ω2 r2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a cylindrical vessel of radius (r) containing liquid is revolved about its vertical axis ω rad/s, then depth of parabola which the liquid assumes is ω².r²/2g ω².r²/4g ω.r/2g ω.r/4g ω².r²/2g ω².r²/4g ω.r/2g ω.r/4g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The top of the weir over which the water flows is known as Sill or crest Orifice None of these Nappe or vein Sill or crest Orifice None of these Nappe or vein 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 Nozzle Notch Weir Mouthpiece Nozzle Notch Weir Mouthpiece ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The centre of pressure for a vertically immersed surface lies at a distance equal to __________ the centre of gravity. IG / Ax̅ above Ax̅ / IG below Ax̅ / IG above IG / Ax̅ below IG / Ax̅ above Ax̅ / IG below Ax̅ / IG above IG / Ax̅ below ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of a reaction turbine, is the ratio of Work-done on the wheel to the energy (or head of water) actually supplied to the turbine Power produced by the turbine to the energy actually supplied by the turbine None of these Actual work available at the turbine to energy imparted to the wheel Work-done on the wheel to the energy (or head of water) actually supplied to the turbine Power produced by the turbine to the energy actually supplied by the turbine None of these Actual work available at the turbine to energy imparted to the wheel ANSWER DOWNLOAD EXAMIANS APP
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