 | Austin Flint - Muscles - 1878 - 114 pages
...York, 1872, p. 96. 1 DALTON, Human Physiology, Philadelphia, 1876, p. 802. I calculate the heat-unit as the quantity of heat required to raise one pound of water from 0° to 1° Fahr. and have reduced the calculations from kilogrammes to pounds and from centigrade... | |
 | Henry Kiddle - Physics - 1883 - 296 pages
...some substance, as water, to a certain degree of temperature. This is called a thermal unit ; which is the quantity of heat required to raise one pound of water through one degree, Centigrade. 219. The specific heat of a body is the quantity of heat which it absorbs when... | |
 | William Mooney - Gas manufacture and works - 1888 - 412 pages
...Frankland's gas as 21,760 heat units, and 21,780 units for Mr. Humpidge's gas. The unit of heat is the quantity of heat required to raise one pound of water through 1° Fahr. These and other experiments represent the highest calorific effects obtained from a 16 candle... | |
 | Samuel Philip Sadtler, Virgil Coblentz - Chemistry - 1900 - 948 pages
...required to raise one kilogramme of water through 1° Celsius ; the other, a thermal unit, which is the quantity of heat required to raise one pound of water through 1 ° Celsius. Specific Heat. — Different substances have different capacities for heat, — that... | |
 | Austin Flint - Blood - 1903 - 540 pages
...York, 1872, p. 96. f Dalton, " Human Physiology," Philadelphia, 1875, p. 3o2. I calculate the heat-unit as the quantity of heat required to raise one pound of water I Fahr. and have reduced the calculations from kilogrammes to pounds and from centigrade to Fahrenheit... | |
 | Charles Bedford Thompson - Hot-water heating - 1907 - 280 pages
...number of British thermal units which its combustion will generate, one British thermal unit being the quantity of heat required to raise one pound of water through one degree Fahrenheit. Combustible is that portion of the fuel which will burn. The ash, slate, silica,... | |
 | Charles Lincoln Hubbard - Heating - 1908 - 248 pages
...temperature of one pound of pure water one degree at its point of greatest density, which is at about 39° F. The quantity of heat required to raise one pound of water through successive degrees is not quite constant, but increases slightly as the temperature rises. For all... | |
 | Robert Wallace Stewart - Light - 1910 - 264 pages
...the mean result of his experiments, Joule found one pound degree (Fahrenheit) of heat — that is, the quantity of heat required to raise one pound of water through one degree Fahrenheit — to be equivalent to 772 foot-pounds of work. Later determinations of this... | |
 | James Grant - Bread - 1912 - 246 pages
...required to raise unit weight of water through unit of temperature. In the British Isles this heat unit is the quantity of heat required to raise one pound of water through one degree Fahrenheit. In scientific circles, it is the quantity of heat required to raise one gram... | |
 | Otto Luhr - Air conditioning - 1913 - 952 pages
...amount of water one degree in temperature. British Thermal Unit (BTU).— The old definition of a BTU as the quantity of heat required to raise one pound of water from 39.1 to 40.1° F. is no longer used. A recent definition and the one followed in this book is... | |
| |
England is the British Thermal Unit (BTU) and is defined as the quantity of heat required to raise one pound of water through a temperature of one degree Fahrenheit. 
