Hutton, Frederick Remsen, 1853- [from old catalog] · New York, J. Wiley & sons; [etc., etc.] · leaf 726
X ^c, since 6c = dx cos a. There-fore the total upward force is the sum of the projections of all elements ofthe semi-cylindrical arc, or is equal to PD. Or, again, Pdx cos a may beintegrated between « = -|-90 and a = — 90, which becomes P(/^ -{- P) = PD.The sketch at the right shows the reasoning…
Mechanical engineering · Steam power plants
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