Merchant, F. W. (Francis Walter), 1855-1937, Chant, Clarence Augustus, 1865-1956 · Toronto : Copp Clark · leaf 444
aic cell, wire with an insulating covering,and a bar of soft-iron, one end of which was marked, state exactly whatarrangements you would make in order to magnetize the iron so that themarked end might be a iV^-pole. Give diagram. 2. A current is flowing tlirough a rigid copper rod. How would… … 434 MAGNETIC RELATIONS OP THE CURRENT 3. A telegraph wire runs ncjrth and south along the magnetic meridian.A magnetic needle free to turn in all directi(jiis is placed over the wire.Hrw will this needle act when a current is sent through the wire from •juth to nortli ? Supjjosing the wire to run…
Physics
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