International Library of Technology · Scranton, International Textbook Co. · leaf 161
le being along the lined S, as indicated by the arrows.Under the influence of these twoforces the magnet is deflected intothe position shown, where it re-mains at rest, making the angle 7/1° with the line a b. Calling the horizontal component of the strength of the earths field 77, the strength of… … 1596 ELECTRICAL MEASUREMENTS. direction c N\ the forces acting on the S pole are equal to// X / in the direction ^ c^ and f X p in the direction d S.The force//X / acting in the opposite directions on the twopoles of the magnet form a couple tending to rotate themagnet about its center o. The…
Electrical engineering
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