Merchant, F. W. (Francis Walter), 1855-1937, Fessenden, Cortez, b. 1852 · Toronto : Copp, Clark · leaf 305
th to south, (2) from south to north. 1. From your observations fill up the proper word, east or west,in the following rules for determining the direction of a current ina wire : If a wire is stretched north and south above a magneticneedle and a current is passing from north to south, theN-seeking… … Fig. 240. A feeble current flowing in a single wire either overor under a magnetic needle is unable to deflect the THE ELECTRIC CURRENT. 297 needle; but if the wire is wound into a coil, and thecurrent made to pass several times in the same directioneither over or under the needle, it may be…
Physics
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