...that the conversion of 778 foot-pounds of work into heat will produce exactly the quantity of heat required to raise the temperature of 1 pound of water 1° F.; hence, 778 foot-pounds is call'ed the mechanical equivalent of heat. There is .737 foot-pound in 1...

...usually referred to as B. tu or British thermal units, one British thermal unit being the amount of heat required to raise the temperature of 1 pound of water 1° F. Heating value is also sometimes stated in terms of calories, a caloric being the amount of heat required...

...heat unit is the "British thermal unit," or B. tu The British thermal unit is the quantity of heat required to raise the temperature of 1 pound of water 1° F., at 60° F. Calorific values given in calories per gram may be converted into British thermal units...

...system the heat unit is the British thermal unit. The British thermal unit is the quantity of heat required to raise the temperature of 1 pound of water 1° F., the water being at the temperature of maximum density, 39.1° F. Since 1 pound of a fuel will heat 1 pound...

...or British Thermal Unit. The old definition of the heat-unit (Rankine), viz., the quantity of heat required to raise the temperature of 1 pound of water 1° F., at or near its temperature of maximum density (39.1° F,), is now no longer used. Peabody defines it...

...from 14,000 to 15,500 British thermal units. A British thermal unit ("B. tu") is the amount of heat required to raise the temperature of 1 pound of water 1° F. under certain standard conditions. Poorer coals contain larger percentages of noncombustible constituents...

...from 14,000 to 15,500 British thermal units. A British thermal unit ("B. tu") is the amount of heat required to raise the temperature of 1 pound of water 1° F. under certain standard conditions. Poorer coals contain larger percentages of noncombustible constituents...

...temperature of 1 gram of water 1° C. at its maximum density. The British thermal unit is the amount of heat required to raise the temperature of 1 pound of water 1° F. at its maximum density, 39.1° F. With these suggestions in mind, a close study of the analyses (p....

...its maximum density, 39.1° F. For practical purposes, however, it may bo considered the heat squired to raise the temperature of 1 pound of water 1° F. 'The specific heat of milk is taken as 0.95. The specific heat of any substance is its capacity forabsorbing...

...briquets, North Dakota Univ., Grand Forks, N. Dak. 1 A British thermal unit is the quantity of heat required to raise the temperature of 1 pound. of water 1" F., the water being at the temperature of maximum density, 39.1" F. T. 17 N., R. 1 E. The western part of T....