...that the quantity of heat capable of raising the temperature of a pound of water (weighed in vacu'.' and taken at between 55" and 60°) by 1° Fahr., requires...expenditure of a mechanical force represented by the fall of 772 Ib. through the space of one foot." * In May 1842, Mayer announced. In the Annalen of Wb'hler...

...increasing the temperature of 1 Ib. of water (weighed in vacuo, and between 55° and 60°) by 1° f., requires for its evolution the expenditure of a mechanical force represented by the fall of 772 Ibs. through the space of 1 foot. Or, the heat capable of increasing the temperature of I gramme...

...increasing the temperature of a pound of water (weighed in vacuo, taken at between 55 and 60°) by 1° F. requires for its evolution the expenditure of a mechanical force represented by the fall of 772 pounds through the space of one foot. 11 Memoirs on the Free Transmission of Radiant Heat through...

...increasing the temperature of one pound of water (weighed in vacno and between 55° and 60° F.) by 1° F. requires for its evolution the expenditure of a mechanical force represented by the fall of 772 pounds through the space of one foot; or 772 foot pounds. This is called the mechanical equivalent...

...increasing the temperature of a pound of water (weighed in vacuo, taken at between 55 and 60°) by 1° F. requires for its evolution the expenditure of a mechanical force represented by the fall of 772 pounds through the space of one foot. • l2 Memoirs on the Free Transmission of Radiant Heat...

...expended. 2d, The quantity of heat capable of increasing the temperature of a pound of water (wcighed in vacuo, and taken at between 55° and 60°) by 1°...higher, and increased for lower latitudes, according to a well-known law. As no one has pretended to rival in accuracy the experiments of Joule above mentioned,...

...always proportional to the quantity of work expended. 2d, The quantity of heat capable of inereasing the temperature of a pound of water (weighed in vacuo,...the expenditure of a mechanical force represented bi/ the fall of 772 Ibs. through the xpace of one foot. It is only necessary to observe, that the determination...

...quantity of Heat capable of raising the temperature of 1 Ib. of water (between 55° and 60° Fahr.) by 1° Fahr. requires for its evolution the expenditure of a mechanical force equal to the raising of 772 Ibs. one foot (Joule, " Phil. Trans.," 1850). Expressed in terms of the...

...increasing the temperature of one pound of water (weighed in vacua, and between 55° and 60°) by 1° F., requires, for its evolution, the expenditure of a mechanical force represented by t/iefall of 772 Ibs. through the space of one fool. Consequently a force of one horse power (714) would...

...increasing the temperature of one pound of water (weighed in vacua, and between 55° and 60°) by 1° fah., requires for its evolution the expenditure of a mechanical force represented by the fall of 1 pound through 772 feet, or 772 footpounds. This is the " Mechanical Equivalent of Heat," or the...