Andrews, Ernest John, 1863-, Howland, Howard Newell, 1865- joint author · New York, London, The Macmillan company · leaf 263
rminals of thesecondary coil.When the current is turned on to the primary, it passesas indicated by the arrows, and C is magnetized, attract-ing I and breaking the circuit at ^. At the break acurrent is induced in the secondary, which will jump thegap between T and T\ if this is not too large. As… … Fig. 148. §§ 397-398] INDUCED CURRENTS 251 These rays were called by the discoverer X-rays ; butthe tendency of scientists is to call them Roentgen rays. 398. The Dynamo. — The dynamo is a machine for con-verting mechanical energy into an electric current whichhas nearly the same amount of energy…
Physics
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