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Magnetism and an electricity |
| the nature has any deeply hidden keys along with that are opened to our look. Attempts to reach them lead to occurrence of new areas of the physics which occurrence in any way could not be expected. As a good example of such phenomena magnetism and an electricity can serve. SQL çàïðîñû Both of them have been opened casually. At first sight, they are not so similar, but ways of their research have gradually intertwined, and now these phenomena it is impossible to separate one from another. Magnetism and an electricity should be considered as different displays of the same factor. Magnetism is known at least from V century BC Some stones found near to a city Magnesia (now Manissa) in Turkey, possessed that property that, being are freely suspended, always were guided in a certain direction. Who has opened this property and under what circumstances, nobody knows. Opening of magnetic ore occupies a foreground among large opening in the physicist for it became a starting point of new unforeseen ways of development of this science. Sections |
