Introductory course of natural philosophy for the use of schools and academies. Ed. from Ganot's popular physics. By William G. Peck (1869)
Ganot, Adolphe, 1804-1887, Peck, William Guy, 1820-1892 · New York A.S. Barnes · leaf 457
like a huge magnet upon a mag-netic needle, acts in the same manner upon movable cur- (428.) Explain Amperes law. ( 429.) What is Amperes first principle? Howillustrated ? His second principle ? 451 POPULAR PHYSICS. rents; that is, it directs them so that they are perpendicularto the magnetic… … Fig. 294 position. If now a current be passed through it, we see it turnslowly around the pivots, so as to take a position at right angles tothe meridian. It will turn in such a direction that the current inthe lower part of the hoop will flow from east to west. 3. Two parallel currents attract…
Physics
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