Chambers's Encyclopaedia: A Dictionary of Universal Knowledge for the People, Volume 6J.B. Lippincott & Company, 1873 |
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Page 260
... magnets , or of the galvanic current . a N Polarity of the Magnet . - The power of the magnet to attract iron is by no means equal throughout its length . If a small iron ball be suspended by a thread , and a magnet ( fig . 1 ) be ...
... magnets , or of the galvanic current . a N Polarity of the Magnet . - The power of the magnet to attract iron is by no means equal throughout its length . If a small iron ball be suspended by a thread , and a magnet ( fig . 1 ) be ...
Page 261
... magnet upon it , and we shall find that the pole of the suspended magnet that is attracted by one of the poles of the second magnet is repelled by the other , and vice versa ; and where the one pole attracts , the other repels . If ...
... magnet upon it , and we shall find that the pole of the suspended magnet that is attracted by one of the poles of the second magnet is repelled by the other , and vice versa ; and where the one pole attracts , the other repels . If ...
Page 262
... magnet is rubbed a few times along its length , is placed at the poles of the induced magnet . That always in the same direction . If the magnetising the operation may succeed well , it is necessary for pole be north , the end of the ...
... magnet is rubbed a few times along its length , is placed at the poles of the induced magnet . That always in the same direction . If the magnetising the operation may succeed well , it is necessary for pole be north , the end of the ...
Page 263
... magnets is to cause a magnetic needle to oscillate at a given distance from one of their poles , the axis of the needle and the pole of the magnet being in the magnetic meridian . These oscillations observe the law of pendulum motion ...
... magnets is to cause a magnetic needle to oscillate at a given distance from one of their poles , the axis of the needle and the pole of the magnet being in the magnetic meridian . These oscillations observe the law of pendulum motion ...
Page 264
... magnet , has currents circulating about it , which , according to his rule , must be from east to west , the north pole of the earth being , in our way of speaking , a south pole . A magnet , then , will not come to rest till the ...
... magnet , has currents circulating about it , which , according to his rule , must be from east to west , the north pole of the earth being , in our way of speaking , a south pole . A magnet , then , will not come to rest till the ...
Autres éditions - Tout afficher
Chamber's Encyclopaedia: A Dictionary of Universal Knowledge for ..., Volume 6 Affichage du livre entier - 1871 |
Chambers's Encyclopaedia: A Dictionary of Universal Knowledge for ..., Volume 6 Affichage du livre entier - 1887 |
Chambers's Encyclopaedia: A Dictionary of Universal Knowledge for ..., Volume 6 Affichage du livre entier - 1883 |
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