Gage, Alfred P. (Alfred Payson), 1836-1903 · Boston, London, Ginn · leaf 322
d them a measured distance, e.g.53m high; by so doing 4240kgm of work were performed uponthem, and consequently an equivalent amount of energy wasstored up in them, ready to be converted, first into that ofmechanical motion, then into heat. He took a definite massof water to be agitated, e.g. 2K,… … Fig. 221. made for all losses of heat), which is the number of caloriesthat is equivalent to 4240 kgm of mechanical energy ; or onecalorie is equivalent to 4^4 kgm (commonly taken as 4.2 X 10ergs) of mechanical energy. In other words, to ■produce the quantity of heat required toraise 1 kilogram of…
Physics
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