Morton, Edward Reginald, 1867- · New York : E.B. Treat & Co. · leaf 39
magnetic field. We have already seen 14 TEXT-BOOK OF RADIOLOGY. that the effect of this on a conductor is to set up currentsof electricity in it. It will also be found that we canvary the voltage or pressure of this secondary current toany extent we please. It is simply a question of thenumber of… … IWCtt** 7 Secondary Coil Fig. 2. Diagram of Transformer. supplied to it has a mean pressure of 100 volts, and wewish to obtain a current to heat a cautery which requiresa pressure of say five volts. The primary has one turnper volt and theoretically the same will be right for thesecondary—in this…
