Hydraulics and Fluid Mechanics in ME
In an outward flow reaction turbine

The water enters the wheel at the outer periphery and then flows towards the centre of the wheel
The water enters at the centre of the wheel and then flows towards the outer periphery of the wheel
The flow of water is partly radial and partly axial
The water flows parallel to the axis of the wheel

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Hydraulics and Fluid Mechanics in ME
The hydraulic efficiency of an impulse turbine is the

None of these
Ratio of the actual work available at the turbine to the energy imparted to the wheel
Ratio of the actual power produced by the turbine to the energy actually supplied by the turbine
Ratio of the work done on the wheel to the energy of the jet

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