Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 222
its weightinto the height from which it falls; but there are many losses incurred in its application, MECHANICS. 205 so that only a portion of the mechanical effect becomes available; and the comparativeefficiency of any water-wheel or motor is represented by this percentage of the absoluteeffect… … Fig. 402. hours; gross fall, 34^ feet; loss in canal, say 1^ foot; and in flumes and races, 1 foot; net fall, 32 feet; 4,085 X 62-4 pounds x 32 feet = 14,830 H. P. 550 pounds Taking the effective power on the wheel at 80 per cent, which is obtained from thewheels at full gate, 14,830 x SO = 11,864…
Mechanical drawing
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