A dictionary of electrical words, terms and phrases (1896)
Houston, Edwin J. (Edwin James), 1847-1914 · New York, The W.J. Johnston company · leaf 83
ght ofany substance at a given temperature, can be de-termined by means of a calorimeter; for, since apound of water heated i° F. absorbs an amountof energy equal to 772 foot-pounds, the energy canbe readily calculated if the number of pounds ofwater and the number of degrees of temperatureare… … Fig. oj. EUctric Cdiot ....-. -. A vessel containing water is provided with athermometer T, Fig. 07. The electric current Cal. 72 [Can. passes for a measured time through a wire im-mersed in the liquid. The quantity of heat is determined from theincrease of temperature, and the weight of thewater…
Electricity · Electrical engineering
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