 A calorie is the amount of heat required to raise the temperature of 1 gram of water 1° C. A British thermal unit (abbreviated Btu) is the quantity of heat required to raise the temperature of 1 pound of water 1° F.  Household Physics - Page 8by Claude H. Brechner - 1919 - 304 pagesFull view - About this book
 | United States - 1977 - 1106 pages
...AND CONSUMPTION, BY MAJOR SOURCE: 1940 TO 1976 [A British thermal unit (Btu) is the quantity of heat required to raise the temperature of 1 pound of water 1* F at or near its point of maximum density. Prior to 1960, excludes Alaska and Hawaii, except data for... | |
 | 1897 - 358 pages
...(852) See Art. 1341. (a) By the effects it produces. (&) The British thermal unit, the amount of heat required to raise the temperature of 1 pound of water 1° F. (c) Since 1 BTU will raise 1 Ib. of water 1°, 6 BTU will raise 6 Ib. of water 1°, and as 6 Ib. of... | |
 | Ontario. Legislative Assembly - Ontario - 1901 - 848 pages
...temperatures of outside and inside air of 1° F. A unit of heat may be defined as that quantity of heat-energy required to raise the temperature of 1 pound of water 1 ° F. The amount of ice consumed by an empty refrigerator depends on these conditions : — 1. Tbe area of the... | |
 | Science - 1901 - 678 pages
...temperature of 10 pounds of water 06° F. NM, Barnett'sCreek, Ky. ANS. — As it requires 1 heat unit to raise the temperature of 1 pound of water 1° F., the heat units given off by burning 1 pound of coal will be (46^35) X 1,000 = 11,000 heat units. For the... | |
 | Geology - 1906 - 1190 pages
...Annlyar.x of coal used in comparative fuel text*. "The British thermal unit (BT I'.) Is the amount of heat required to raise the temperature of 1 pound of water 1° F. at or near 39.1° F. It Is equal to 0.55 calorie. The following conclusions arc slated in the report:... | |
 | Weights and measures - 1927 - 524 pages
...difference between the surfaces of the layer is maintained at 1° F. A B. tu is the amount of heat necessary to raise the temperature of 1 pound of water 1° F. The insulating value or thermal resistivity of a material is equal to the reciprocal (one divided by) of... | |
 | Albert Foster Crider, Edwin Clarence Eckel - Geology - 1906 - 328 pages
...Analyses of coal used in eomparativejuel tests. " The British thermal unit (BTU) is the amount of heat required to raise the temperature of 1 pound of water 1° F. at or near 39.1° F. It is equal to 1)..vi caloric. The following conclusions are stated in the report:... | |
 | Geological Survey (U.S.) - Geology - 1906 - 232 pages
...Analyses of coal used in comparative fuel tests. a The British thermal unit (BTU) is the. amount of heat required to raise the temperature of 1 pound of water 1° F. at or near 39.1° F. It is equal to 0.55 calorie. The following conclusions arc stated in the report:... | |
 | Henry Clifford Cheston, James Stewart Gibson, Charles E. Timmerman - Physics - 1906 - 526 pages
...C. is the CGS unit of heat and is called the calorie. The FPS unit of heat is the quantity of heat required to raise the temperature of 1 pound of water 1° F. and is known as the British Thermal Unit (BTU). 228. Heat Absorbed or Liberated by Water. — To calculate... | |
 | Agriculture - 1908 - 664 pages
...experimenters. Doctor Joule, of Manchester, England, found as the result of many experiments that the heat required to raise the temperature of 1 pound of water 1° F. could, if expended in work, raise a weight of 772 pounds a distance of 1 foot; that is, 1 BTU = 772... | |
| |
