Lynde, Carleton John, b. 1872 · New York, Macmillan · leaf 190
N S 120. —The molecular poles exposed on one side of the breakare all south poles, on the other side all north poles. number of molecular north and south poles point in a givendirection and they neutralize one another. The mariners compass. — The simplest form of marinerscompass (Fig. 121), is a… … FIG. 121. — The mariners compass. In order that the compassmay remain horizontal in spiteof the rolling and pitching ofthe ship, it is supported ongimbals. That is, the com-pass turns on pivots fastenedto a ring, and the ring turnson pivots at right angles tothose of the compass. Permanent magnets…
Physics · Home Economics
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