The standard electrical dictionary; a popular dictionary of words, terms, and phrases, used in the practice of electrical engineering (1897)
Sloane, T. O'Conor (Thomas O'Conor), 1851-1940 · New York, H. W. Henley & co. · leaf 369
-fegfei … Fig. Broadside Method. 233. End-on Method. and its period is determined. Calling such period T and themoment of inertia of the magnet I, we have the formula T= 2 it|/I/HM (a), whence H M is calculated, I of course being knownor separately determined. M/H is determined by the End-on deflection…
Electricity
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