 The magnetic electrical machine enables us to convert mechanical power into heat by means of the electric currents which are induced by it ; and I have little doubt that, by interposing an electromagnetic engine in the circuit of a battery, a diminution...  The Scientific Papers of James Prescott Joule - Page 120by James Prescott Joule - 1884 - 657 pagesFull view - About this book
 | 1888 - 966 pages
...other. " 5th. The magnetic electrical machine enables us to convert mechanical power into heat by means of the electric currents which are induced by it ;...consequence, and this in proportion to the mechanical powers obtained."11 The above statement of Joule's contains, in a form which seems to us neither ambiguous... | |
 | Thomas Spencer Baynes, William Robertson Smith - 1890 - 938 pages
...other. " 5th. The magnetic electrical machine enables us to convert mechanical power into heat by means of the electric currents which are induced by it ;...consequence, and this in proportion to the mechanical powers obtained."11 The above statement of Joule's contains, in a form which seems to us neither ambiguous... | |
 | Osborne Reynolds - 1892 - 236 pages
...says : — " The magnetic electrical machine enables us to convert mechanical power into heat by means of the electric currents which are induced by it, and I have but little doubt that by interposing an electro-magnetic engine in the circuit of a battery a diminution... | |
 | George Chrystal, Napier Shaw - 1894 - 224 pages
...other. " 5th. The magnetic electrical machine enables us to convert mechanical power into heat by means of the electric currents which are induced by it ;...consequence, and this in proportion to the mechanical powers obtained."11 The above statement of Joule's contain -. in a form which seems to us neither ambiguous... | |
 | 1907 - 798 pages
...other. " 5th. The magnetic electrical machine enables us to convert mechanical power into heat by means of the electric currents which are induced by it ;...consequence, and this in proportion to the mechanical powers obtained." 10 The above statement of Joule's contains, in a form which seems to us neither ambiguous... | |
 | Sir Arthur Schuster, Sir Arthur Everett Shipley - 1917 - 614 pages
...follows : — " The magnetic electrical machine enables us to convert mechanical power into heat by means of the electric currents which are induced by it....this in proportion to the mechanical power obtained." It seems that Joule was not then aware of the previous experiments by Count Rumford, in which heat... | |
 | Robert Henry Murray - 1925 - 492 pages
...into heat by * Phil. Trans, 1821 ; cf. HLF von Helmholtz, Ueber die Erhaltung der Kraft, I. p. 33aid of the electric currents which are induced by it, and I have little doubt that by interposing an electric magnetic engine in the circuit of a battery a diminution of the heat evolved per equivalent... | |
 | Crosbie Smith - 1998 - 424 pages
...magnetic electrical machine [generator] enables us to convert mechanical power into heat, by means of the electric currents which are induced by it....consequence, and this in proportion to the mechanical power obtained.41 At this stage, Joule was clearly invoking his own authority and prestige as an electrical... | |
 | Roberto Torretti - 1999 - 532 pages
...interposing an electro-magnetic engine [ie, an electric motor] in the circuit of a battery a diminution of heat evolved per equivalent of chemical change would...this in proportion to the mechanical power obtained" (Joule 1843, in Joule 1884, p. 120). This was hard to prove, for heat loss to the environment can easily... | |
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