Electrical machinery; a practical study course on installation, operation and maintenance (1921)
Annett, Fred Anzley · New York [etc.] McGraw-Hill book company · leaf 111
This scheme is one of the simplest and oldest used for 93 94 ELECTRICAL MACHINERY measuring clectiic ciirront, oi- voltago, and is oallod a gal-vanometer. The next step is to reverse the order of tlie elements inFig. 104 and make the magnet stationary and the coilmovable. Such an arrangement is… … Figs. 104 and 105.—Tllustrate principle of galvanometer, current is caused to flow through the coil, a magnetic fieldwill also be set up about it at i-iglit angles to the lines of forcefrom the poles of the magnet, which will tend to cause thecoils to )evolve about the axis AB until the direction…
Electric machinery
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