It is now pretty generally allowed that power and heat are convertible terms, and we have it upon the highest scientific authority that a unit of heat is e...
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1869년
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다운로드다국어 초록 (Multilingual Abstract)
It is now pretty generally allowed that power and heat are convertible terms, and we have it upon the highest scientific authority that a unit of heat is e...
It is now pretty generally allowed that power and heat are convertible terms, and we have it upon the highest scientific authority that a unit of heat is equivalent to 772 foot-pounds. We are further informed that one grain of coal produces, by combustion, sufficient heat to raise the temperature of one pound weight of water through...