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In the sense of exact science , however , a full understanding of the distribution of
the Earth's magnetic field was not achieved until a German physicist , Carl
Friedrich Gauss , published " Allgemeine Theorie des Erdmagnetismus " in 1838
, in ...
It has long been believed , therefore , that a system netic field parallel to the coil's
axis ) concentric with the dynamo equivalent to a powerful electric generator and
consist- axle in which one terminal contacts the rim , or periphery , ing of a ...
See text for explanation of symbols . chain of dynamo processes starting from B ,
and returning to B , again through toroidal field T1 , T2 , -Ti can be set up . In
1954 a consistent mathematical model of a limited number of involved dynamo ...
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This is the 198215th Edition, in two halves, with the Macropaedia and the Micropaedia. First published in 1768, the publisher is the oldest English-language encyclopedia still in print. Two Scottish ... Read full review