Hydraulics and Fluid Mechanics in ME The maximum hydraulic efficiency of an impulse turbine is (where φ = Angle of blade tip at outlet) (1 + sin φ)/2 (1 + cos φ)/2 (1 - cos φ)/2 (1 - sin φ)/2 (1 + sin φ)/2 (1 + cos φ)/2 (1 - cos φ)/2 (1 - sin φ)/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If velocity is zero over l/3rd of a cross-section and is uniform over remaining 2/3rd of the cross-section, then the correction factor for kinetic energy is 43892 27/8 43924 44078 43892 27/8 43924 44078 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow ratio in case of Francis turbine varies from 0.15 to 0.3 1 to 1.5 0.4 to 0.5 0.6 to 0.9 0.15 to 0.3 1 to 1.5 0.4 to 0.5 0.6 to 0.9 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Metacentric heights of two floating bodies A and B are 1 m and 1.5 m respectively. Select the correct statement. The bodies A and B have equal stability The body B is more stable than body A The bodies A and B are unstable The body A is more stable than body B The bodies A and B have equal stability The body B is more stable than body A The bodies A and B are unstable The body A is more stable than body B ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic gradient line lies over the centre line of the pipe 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
Hydraulics and Fluid Mechanics in ME Motion of a liquid in a volute casing of a centrifugal pump is an example of Radial Forced spiral vortex flow Rotational flow Spiral vortex flow Radial Forced spiral vortex flow Rotational flow Spiral vortex flow ANSWER DOWNLOAD EXAMIANS APP
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