| Thomas Graham - 1858 - 880 pagine
...between the heat and mechanical power generated by the electric current, Mr. Joule was led to conclude that the heat required to raise the temperature of a pound of water 1° F., is equivalent to 838 foot-pounds ; and a nearly equal result was afterwards obtained by experiments... | |
| Henry Watts - 1865 - 1110 pagine
...experiments, except it be MOTION." : According to Joule's reduction of these result«, they indicate that the heat required to raise the temperature of a pound of water one degree Fahr., is equivalent to the mechanical energy represented by 1034 foot-pounds. This number differs... | |
| George Fownes - 1869 - 870 pagine
...was raised to the boilingfrf'int by the heat resulting from the friction. In this manner it was found that the heat required to raise the temperature of a pound of water by 1° F. is equivalent to 1034 times the force expended in raising a pound weight one foot high, or... | |
| George Fownes - 1869 - 882 pagine
...between the heat and mechanical power generated by the electric current, Mr. Joule was led to conclude that the heat required to raise the temperature of a pound of water 1° F. is equivalent to 838 foot-pounds; this he afterwards reduced to 772 ; and a nearly equal result... | |
| 1863 - 480 pagine
...and other forms of force ; — the general fact being stated in this form, that the amount of heat required to raise the temperature of a pound of water one degree Fahrenheit will generate force enough to raise seven hundred and seventy-two pounds one foot. This... | |
| George Fownes - 1870 - 894 pagine
...between the heat and mechanical power generated by the electric current, Mr. Joule was led to conclude that the heat required to raise the temperature of a pound of water 1° F. is equivalent to 838 foot-pounds; this he afterwards reduced to 772; and a nearly equal result... | |
| Denison Olmsted - 1870 - 464 pagine
...substance kuown, iind it is made the standard of comparison. The thermal unit is the amount of heat required to raise the temperature of a pound of water one degree, and is called 1. The specific heat of a few substances is given in the following table, in order to... | |
| Denison Olmsted - 1871 - 466 pagine
...substance known, and it is made the standard of comparison. The thermal unit is the amount of heat required to raise the temperature of a pound of water one degree, and is called 1. The specific heat of a few substances is given in the following table, in order to... | |
| George Fownes - 1877 - 588 pagine
...between the heat and mechanical power generated by the electric current, Dr Joule was led to conclude that the heat required to raise the temperature of a pound of water 1° F. is equivalent to 838 foot-pounds. This he afterwards reduced to 772; and a nearly equal result... | |
| Ira Remsen - 1877 - 254 pagine
...water the same number of degrees, is called the specific heat of the substance. The quantity of heat required to raise the temperature of a pound of water one degree Centigrade, may be conveniently adopted as the thermal unit. We then speak of the specific heat of... | |
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