 | 1890 - 536 pages
...temperature, using, therefore, very delicate thermometers. By the end of July, 1843, Joule was able to state the quantity of heat capable of increasing the temperature, of a pound of water by Ideg. F., and that was equal to, and might be converted into, a mechanical force capable of raising... | |
 | 1891 - 902 pages
...exhibited. Working in this way, Joule was able, by the end of July 1843, to state definitely that the amount of heat capable of increasing the temperature of a pound of water by i' F. was equal to, and might be converted into, a mechanical force capable of raising 838 Ibs. to... | |
 | Manchester Association of Engineers, Manchester, Eng - 1892 - 354 pages
...the following deduction from the results of the thirteen experiments given in his paper, viz. : — That "the quantity of heat capable of increasing the temperature of a pound of water by one degree Fahrenheit's scale is equal to and may be converted into a mechanical force capable of raising 838lbs.... | |
 | 1918 - 334 pages
...the same iield. A long series of observations, conducted with the utmost care, leads to the result that the ' quantity of heat capable of increasing the temperature of a pound of water (weighed in vacuo, and taken at between 55° and 60' F) by Г F requires for its evolution the expenditure... | |
 | Francis Beatus Badt, Henry Smith Carhart - 1893 - 78 pages
...friction of bodies, whether solid or liquid, is alwnys proportional to the quantity of force expended, and the quantity of heat capable of increasing the temperature of a pound of water by one degree Fahrenheit, requires for its evolution the expenditure of a mechanical force expended by the fall of... | |
 | Royal Institution of Great Britain - 1893 - 742 pages
...exhibited. Working in this way, Joule was able by the end of July, 1843, to state definitely that the amount of heat capable of increasing the temperature of a pound of water by 1° F. was equal to, and might be converted into, a mechanical force capable of raising 838 Ibs. to... | |
 | Henry Smith Williams, Edward Huntington Williams - 1904 - 380 pages
...dynamometrical apparatus attached to his machine, the author has ascertained that, in all the above cases, a 271 quantity of heat, capable of increasing the temperature...water by one degree of Fahrenheit's scale, is equal to the mechanical force capable of raising a weight of about eight hundred and thirty pounds to the height... | |
 | Arthur Erich Haas - 1909 - 132 pages
...the mechanical value of heat; Phil. Mag. (3) 23, 1843 (p. 2B3— 270, 347—355, 435—440), p. 441: The quantity of heat capable of increasing the temperature of a pound of water by one degree of Fahrcnheit's scale is equal to, and may be eonverted into, a mechanical force capable of raising 838... | |
 | Mary Virginia Howe - 1919 - 92 pages
...friction of bodies, whether solid or liquid, is always proportional to the quantity of force expended. 2. The quantity of heat capable of increasing the temperature of a pound of water (weighed in vacuo, and taken between 55 and 60° ) by l Fahrenheit requires for its evolution the expenditure... | |
 | Manchester Literary and Philosophical Society - 1921 - 538 pages
...bodies, whether solid or liquid, is always proportional to the quantity of force expended. And 2nd. That the quantity of heat capable of increasing the temperature of a pound of water (weighed in vacua, and taken at between 55° and 60°) by i° Fahr. requires for its evolution the... | |
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That the quantity of heat produced by the friction of bodies, whether solid or liquid, is always proportional to the quantity of force extended. 
