Electricity and magnetism for advanced students (1920)
Starling, Sydney George, 1873- · London Longmans, Green · leaf 413
at in the previous case, and the difierence in deflectionfor a reversal again noted. By interpolation the value of r for anexact balance is calculated. The mean of the results gave the value of the B.A. unit to be0-98677 X 10 C.G.S. units. Determination of the Ohm.—(iii) Mutual Inductance of Two… … FiG. 356. HT ttG t.r and when a steady current is maintained in the secondary by the fallof potential across a small resistance r, in the primary— iVG - ^=tan6»x rT sin ^9TT tan ijxTT tan ^j = ^Tsin:ir If then m is determined by calculation, in absolute measure, andT, Q and Q observed, r is known.…
Electricity · Magnetism
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