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"In the "Hercules" turbine...the flow is what is called mixed, that is, it is partly a radial inward and partly an axial flow machine. On entering, the water flows at first in a radial direction, and the gradually, as it passes through the wheel, it receives a downward component which becomes more and more important" (Britannica, 383).

Hercules Turbine

"In the "Hercules" turbine...the flow is what is called mixed, that is, it is partly a radial inward…