... untwisted when a current traverses the helix and magnetizes the wire. M. Matteucci has shown that twisting a magnet lessens its force, but stretching a magnet slightly adds to its power} ; and according to M. Guillemin, a strip of iron bent by its... Philosophical Magazine - Page 411874Full view - About this book
| 1874 - 808 pages
...according to M. Guillemin, a strip of iron bent by its own weight is partly straightened by magnetisation. 4th. The conduction of heat in magnetized iron is...fact discovered by Dr. Maggi, and enlarged by Sir William Thomson, who has shown that its precise analogue is to be found in the conduction of electricity... | |
| 1874 - 780 pages
...M. Guillemin, a strip of iron bent by its own weight is partly straightened by magnetization. 4lh. The conduction of heat in magnetized iron is greater...fact discovered by Dr. Maggi, and enlarged by Sir William Thomson, who has shown that its precise analogue is to be found in the conduction of electricity... | |
| 1874 - 592 pages
...molecules of these bodies, freed from the thrall of cohesion, vibrate in periods which are closely akin. * Communicated by the Author, having been read before the British Association at Bradford, September 1873. A comparison of the chemical properties of the same metals furnishes a similar result. The ratio... | |
| Alexander William Williamson - 1902 - 72 pages
...and Dublin Philosophical Magazine and Journal of Science, [3] vol. xxxvii., (1850), pp. 350-356.] t Communicated by the Author ; having been read before the British Association at Edinburgh August 3, 1850. gen for hydrogen in a known alcohol. With this view I had recourse to an... | |
| 1874 - 500 pages
...according to M. Guillemin, a strip of iron bent by its own weight is partly straightened by magnctizption. 4th. The conduction of heat in magnetized iron is...before the British Association at Bradford, September 1873. t Nevertheless it is stated that repeated magnetization and demagnetization raises the temperature... | |
| 1872 - 1356 pages
...with a short piece of glass rod and cut along its length near the end by a smart blow from a chisel. * Communicated by the Author, having been read before the British Association at Brighton, 1872. The edges of the slit were thus left sharp ; and on applying any outward pressure to... | |
| 1849 - 588 pages
...have proved this unexpected fact in obtaining, by the action of light only, and without mercury, * Communicated by the Author, having been read before the British Association at Birmingham, Sept. 14, 1849. images having the same'appearance as those developed under the action of... | |
| 1874 - 1094 pages
...according to M. Guillemin, a strip of iron bent by its own weight is partly straightened by magnetization. 4th. The conduction of heat in magnetized iron is...demagnetization raises the temperature of an iron bar. . A refined and capital method of exhibiting this is described by Mr. Gore in the ' Proceedings of... | |
| 1873 - 1044 pages
...believe, to the same system of crystallization, namely the monometric, though too little is known * Communicated by the Author, having been read before...the British Association at Bradford, September 18/3. LXIV. Intelligence and Miscellaneous Articles. ON VARIOUS CASES OF INTERMISSION OF THE VOLTAIC CURRENT.... | |
| 1860 - 512 pages
...zoology, owing to the fact that, while one regards homologies of structure as paramount, another allows * Communicated by the Author, having been read before the British Association at its Meeting at Oxford (1860). Ann. % Mag. N. Hist. Ser.3. Fo/.vi. 6 great weight to external and striking... | |
| |