Poynting, J. H. (John Henry), 1852-1914, Shakespear, Gilbert Arden, ed, Barlow, Guy, joint ed · Cambridge, University Press · leaf 519
to give theweight of the water. The two series, each of four readings, must now be made, to give thetemperature of the water the instant before mixture and the temperaturethe instant after mixture, on the supposition that the heat is instantly takenup by the solid. The difierence between these two… … Suppose that we are able to observe the temperatures perfectly accurately,then we shaU find that the rate of cooling in successive intervals decreases asthe liquid approaches the temperature of surrounding bodies, but the decreaseis—quite nearly enough for our purpose—the same for each succeeding…
Poynting, J. H. (John Henry), 1852-1914 · Physics
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