Hydraulics and Fluid Mechanics in ME
Capillary action is due to the

Surface tension
Cohesion of the liquid
Adhesion of the liquid molecules and the molecules on the surface of a solid
All of the listed here

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

The water enters at the center of the wheel and then flows towards the outer periphery of the wheel
The water enters the wheel at the outer periphery and then flows towards the center 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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