Reeve, Sidney A. (Sidney Armor), 1866-1941 · New York, London, The Macmillan Company · leaf 68
quantity of heat involved in theprocess, and geometrically, the area between the curve ABand the zero-axis of temperature and between the limitingordinates, or the area JV0CDAlv Since AB is any curveand the limits chosen were any limits, the following lawmay be deduced: — If any heat-process be… … Fig. 4 If attention be next turned to any closed diagram onan entropy-temperature field of coordinates, such as thatshown in Fig. 4, it is plain that it may be considered asmade up of two portions, viz.: — 52 THE THERMODYNAMICS OF HEAT-ENGINES (i) The portion ABC in which the entropy changesfrom a…
Thermodynamics · Heat-engines
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