Lynde, Carleton John, b. 1872 · New York : Macmillan · leaf 142
in the cold water and find the temperature afterstirring for i or 2 min. 126 HEAT CAPACITY, SPECIFIC HEAT, LATENT HEAT 127 Calculate the number of B. T. U. given up by i lb. of iron in cooling1° F., that is, calculate its heal capacity. Example. 4 lb. of iron at 212° F. placed in 5 lb. of water at… … 4 Ihs. of Iron,^beino warmedTo ziz° Fl Fig. 88. — Measuring the heat capacity of iron. 12°, therefore the water received s X 12 = 60 B.T.U. This heatcame from the iron. The 4 lb. of iron cooled from 212° F. to 67° F., or through 145° F.,therefore we can say: 4 lb. of iron in cooling 145° gave up 60…
Physics · Home Economics
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