Hydraulic motors, with related subjects, including centrifugal pumps, pipes, and open channels, designed as a text-book for engineering schools (1905)
Church, Irving Porter, 1851-1931 · New York : J. Wiley & Sons; [etc, ] · leaf 87
the base of the nozzlewhere the pressure is (say) pi lbs. per square inch (above theatmosphere) and the velocity (much less than that of the jet,since the sectional area F\ is much larger than that of the jet) In such a case we may write, therefore, in place of h\ + tt; and hence c = .95\J 2<7|… … Fig. 31. Doble Impulse Wheel.
Hydraulic machinery
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