Merchant, F. W. (Francis Walter), 1855-1937, Chant, Clarence Augustus, 1865-1956 · Toronto : Copp Clark · leaf 456
on which rest four ^^^*^ ^^^^^^ ^^ «* mature COHS brushes 6, b, b (one not seen). This generates a ^.^.^.^ f.ipa panTi nflipr direct current (see next section) which is used to -g^m -iciuc Cctcii uuuei.excite the field-magnets. The other armature is £~^. ., , p i, joined to the three collecting… … 446 INDUCED CURRENTS the lield-magnet, the numl)er of alternations per minute isequal to the number of poles in the field-magnet multipliedby the number of revolutions made by the armature perminute. 528. Production of a Direct Current—The Commutator. When an electric current flows continuously in…
Physics
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