 | Royal Society (Great Britain) - Electronic journals - 1867 - 662 pages
...; but the power of the magneto-electrical machine seems to depend in an equal measure upon the/orce expended on the one hand, and upon permanent magnetism...has been lately suggested to me by my brother, Dr. Werner Siemens of Berlin, which proves that permanent magnetism is e 4-8 6-2 5-9 •900 8-4 4-0 6-0... | |
 | Royal Society (Great Britain) - Science - 1867 - 654 pages
...production of their most powerful effects ; but the power of the magneto-electrical machine seems to depend in an equal measure upon the force expended on the...has been lately suggested to me by my brother, Dr. Werner Siemens of Berlin, which proves that permanent magnetism is 4-0 oO 7-6 7-6 K-3 6-4 6-8 8-5 •910... | |
 | Henry Minchin Noad, Sir William Henry Preece - Electricity - 1879 - 662 pages
...; hut the power of the magneto-electrical machine seems to depend in an equal measure upon the/orce expended on the one hand, and upon permanent magnetism...has been lately suggested to me by my brother, Dr. Werner Siemens, of Berlin, which proves that permanent magnetism is not requisite in order to convert... | |
 | Heinrich Schellen - Electric engineering - 1884 - 536 pages
...production of their most powerful effects ; but the power of the magneto-electrical machine seems to depend in an equal measure upon the force expended on the...has been lately suggested to me by my brother, Dr. Werner Siemens, of Berlin, which proves that permanent magnetism is not requisite in order to convert... | |
 | Alexander Watt (F. R. S. A.) - Electrometallurgy - 1887 - 646 pages
...; but the power of tho magneto -electric machine seems to depend in an equal measure upon the forve expended on the one hand, and upon permanent magnetism...has been lately suggested to me by my brother, Dr. Werner Siemens, of Berlin, which proves that permanent magnetism is not requisite in order to convert... | |
 | Sir Charles William Siemens - Electricity - 1889 - 590 pages
...production of their most powerful effects ; but the power of the magneto-electrical machine seems to depend in an equal measure upon the force expended on the one hand, and upon permanenl magnetism on the other. An experiment, however, has been lately suggested to me by my brother,... | |
 | Physics - 1867 - 1174 pages
...production of their most powerful effects ; but the power of the magneto-electrical machine seems to depend in an equal measure upon the force expended on the...has been lately suggested to me by my brother, Dr. Werner Siemens of Berlin, which proves that permanent magnetism is not requisite in order to convert... | |
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Since the great discovery of magnetic electricity by Faraday in 1830, electricians have had recourse to mechanical force for the production of their most powerful effects ; but the power of the magneto-electrical machine seems to depend in an equal measure... 