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" 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. "
Vocational Mathematics for Girls - Σελίδα 357
των William Henry Dooley - 1917 - 369 σελίδες
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο

On the Source of Muscular Power: Arguments and Conclusions Drawn from ...

Austin Flint - 1878 - 103 σελίδες
...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...

A Text-book on Physics: Being a Short and Complete Course Based Upon the ...

Henry Kiddle - 1883 - 272 σελίδες
...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...

The American Gas Engineer and Superintendents' Handbook, Consisting of Rules ...

William Mooney - 1888 - 350 σελίδες
...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...

A Text-book of Chemistry, Τόμος 1

Samuel Philip Sadtler, Virgil Coblentz - 1900
...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...

Collected Essays and Articles on Physiology and Medicine [1855-1902], Τόμος 2

Austin Flint - 1903
...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...

House Heating by Steam and Water: Improved Methods of Installing Heating ...

Charles Bedford Thompson - 1907 - 265 σελίδες
...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,...

Power, Heating and Ventilation: Boiler room equipment

Charles Lincoln Hubbard - 1908
...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...

An Elementary Text-book of Physics, Τόμος 4

Robert Wallace Stewart - 1910
...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...

The Chemistry of Breadmaking

James Grant - 1912 - 224 σελίδες
...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...

Mechanical and Refrigerating Engineers' Handy Book

Otto Luhr - 1913 - 900 σελίδες
...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...




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