Twentieth century hand-book for steam engineers and electricians with questions and answers; a practical non-technical treatise .. (1913)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & company · leaf 546
h of the initial pressure, buteach having the same area as the initial rectangle A B H I.Now the area of the rectangle A B H I represents the workdone by the steam up to the point of cut off, and the areaof the hyperbolic figure enclosed by the lines B H E Frepresents the work done by the expansion… … Fig. 214 lines A B, A C, A D^ etc., extend in geometrical ratio, as1, 2, 4, 8, 16, etc., the successive areas, B H L C, B H K D,B H Gr E, etc., increase in arithmetical ratio, as 1, 2, 3, 4,etc. On the principles of common logarithms, which representin arithmetical ratio natural numbers in…
