Andrews, Ernest John, 1863-, Howland, Howard Newell, 1865- joint author · New York, London, The Macmillan company · leaf 252
this flow through the bridge wire ? 13. Given 8 cells, each having a voltage of 2 and an internalresistance of 1.5 ohms, find the best arrangement of the cellsthat will give a flow of 1 ampere through an external resistanceof 5 ohms. 14. What is the best arrangement of 12 of these cells if… … Fig. 133. 7 381. Magnetic Effects of a Current. — As we have alreadyseen, a wire carrying a current placed over a magneticneedle causes the needle to deflect, and tends to make itstand at right angles to the direction ofthe current. If a coil of wire is attachedto the plates of a voltaic cell, so…
Physics
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