Gage, Alfred P. (Alfred Payson), 1836-1903 · Boston, London, Ginn · leaf 570
pro-duced. Withdraw it and an op-posite deflection occurs. The act by which the prim-ary, or a magnet, causes a cur-rent in a neighboring second-ary is called magneto-electricinduction. 616. Law governing E.M.F. of induced currents. — In anyinduced current the E.M.F. at any instant is proportional… … Fig. 439. Experiment 7.—^ Introduce a long bar magnet, NS (Fig. 440), into ashort coil of wire, C, connected to a galvanometer, G. Place the coil half-way between the poles of C Ni m——- Fig. 440. DS the magnet and move it rapidly(say) one centimeter toward eitherpole; no movement of the…
Physics
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