A laboratory course in experimental physics (1896)
Loudon, W. J. (William James), McLennan, John Cunningham, joint author · New York and London, Macmillan and Co. · leaf 211
ed in a beveledplate resting on the top ofB, and carries at its upperend a reel on which iswound the silk strand whichsupports the stirrup andthe bar magnet A. Thisstirrup carries a verticalmirror M mounted so asto be at right angles to the magnet when the latter is in position. A second mirrorM{… … Fig. 9. Theory. —Determination of MH. When a bar magnet is sus-pended so that it is free to move in a horizontal plane, it will, HORIZONTAL INTENSITY. 197 when displaced, oscillate about its mean position. If H is thehorizontal intensity of the terrestrial field, and M the magneticmoment of the…
Physics
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