Easy electrical experiments and how to make them; (1918)
Dickinson, Leonard Perley, 1874- [from old catalog] · Chicago, F. J. Drake & co · leaf 198
of a very great number of turns of fine wire. Each turn ofthe secondary has generated within it an electromotive force,and as the latter must be very high, this necessitates a largenumber of turns. The secondary cannot be wound in one large continuouscoil. If we did this, the electromotive force…
Electric apparatus and appliances · Electricity
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