Electricity and magnetism : an elementary text-book, theoretical and practical (1920)
Glazebrook, Richard, Sir, 1854-1935 · Cambridge : The University press · leaf 125
s. Continue this process andthus find a series of positions indicating the direction of theresultant force at the successive points. Draw a line throughall the dots; this will be a line of force. In the same waydraw a second line of force on the paper. It will be foundthat the two lines are… … Fig. 72. magnet, and mark oS a number of points on this line;from these points draw a series of lines of force, using thecompass as before. 8—2 116 MAGNETISM [CH. VII Repeat this for diflferent positions of the magnet. Theform of the lines obtained which are due to the combinationof the force due…
Electricity · Magnetism
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