Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of a reaction turbine, is the ratio of Actual work available at the turbine to energy imparted to the wheel Power produced by the turbine to the energy actually supplied by the turbine Work-done on the wheel to the energy (or head of water) actually supplied to the turbine None of these Actual work available at the turbine to energy imparted to the wheel Power produced by the turbine to the energy actually supplied by the turbine Work-done on the wheel to the energy (or head of water) actually supplied to the turbine None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following is an example of laminar flow? Underground flow Flow past tiny bodies All of these Flow of oil in measuring instruments Underground flow Flow past tiny bodies All of these Flow of oil in measuring instruments ANSWER DOWNLOAD EXAMIANS APP
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 r2/2 ρ ω2 r2/4 ρ ω2 r2 2ρ ω2 r2 ρ ω2 r2/2 ρ ω2 r2/4 ρ ω2 r2 2ρ ω2 r2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Pelton wheel working under a constant head and discharge, has maximum efficiency when the speed ratio is 0.56 0.46 0.36 0.26 0.56 0.46 0.36 0.26 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME General energy equation holds for non-uniform flow steady flow laminar flow turbulent flow non-uniform flow steady flow laminar flow turbulent flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, at constant weight of air or gas, the speed, capacity and pressure vary Inversely as density Directly as the air or gas density Inversely as square root of density As square of density Inversely as density Directly as the air or gas density Inversely as square root of density As square of density ANSWER DOWNLOAD EXAMIANS APP
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