 | Institution of Civil Engineers (Great Britain) - 1857 - 536 páginas
...chemical action going on. Mr. Joule has proved by a series of most satisfactory experiments, that : " The quantity of heat capable of increasing the temperature of a pound of water by one degree of Fahrenheit's scale is equal to, and may be converted into, a mechanical force capable... | |
 | 1843 - 714 páginas
...dynamometrical apparatus attached to his machine, the author ascertained, that, in all the above cases, a quantity of heat, capable of increasing the temperature of a pound of water by one degree of Fahrenheit's scale, is evolved with the magnetism which possesses a force sufficient... | |
 | British Association for the Advancement of Science - 1844 - 480 páginas
...dynamometrical apparatus attached to his machine, the author has ascertained that, in all the above cases, a quantity of heat, capable of increasing the temperature of a pound of water by one degree of Fahrenheit's scale, is equal to a mechanical force capable of raising a weight of... | |
 | American Academy of Arts and Sciences - 1890 - 412 páginas
...also, and from these he reached the first determination of the mechanical equivalent of heat, namely. " The quantity of heat capable of increasing the temperature of a pound of water by one degree of Fahrenheit's scale is equal to, and may be converted into, a mechanical force capable... | |
 | American Academy of Arts and Sciences - 1890 - 404 páginas
...also, and from these he reached the first determination of the mechanical equivalent of heat, namely. " The quantity of heat capable of increasing the temperature of a pound of water by one degree of Fahrenheit's scale is equal to, and may be couverted into, a mechanical force capable... | |
 | Cyclopaedia - 1852 - 262 páginas
...eapable of inereasing the temperature of a pound of water (weighed in vaeuo, and taken at between 55C and 60°) by 1° Fahr., requires for its evolution the expenditure of a meehanieal foree represented by the fall of 772 Ihs. through a spaee of 1 foot. HEAVY SPAR, a term... | |
 | 1857 - 578 páginas
...chemical action going on. Mr. Joule has proved by a series of most satisfactory experiments, that : " The quantity of heat capable of increasing the temperature of a pound of water by one degree of Fahrenheit's scale is equal to, and may be converted into, a mechanical force capable... | |
 | Joseph Jones - 1859 - 444 páginas
...the battery, a force which otherwise would be evolved as heat ; from these facts he announced that the quantity of heat capable of increasing the temperature of a pound of water by 1° F. equals and may be converted into a mechanical force capable of raising 838 pounds to the... | |
 | American Medical Association - 1859 - 740 páginas
...the battery, a force which otherwise would be evolved as heat ; from these facts he announced that the quantity of heat capable of increasing the temperature of a pound of water by IP F. equals and may be converted into a mechanical force capable of raising 838 pounds to the perpendicular... | |
 | Andrew Ure - 1860 - 786 páginas
...chemical action going on. Mr. Joule lias proved by a scries of most satisfactory experiments, that : " The quantity of heat capable of increasing the temperature of a pound of water by one degree of Fahrenheit's scale is equal to, and may be converted into, a mechanical force capable... | |
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That the quantity of heat produced by the friction of bodies, whether solid or liquid, is always proportional to the quantity of force [by force Joule means energy] expended. 
