Inside Out Library

I.C.S. reference library : a series of textbooks prepared for the students of the International Correspondence Schools and containing in permanent form the instruction papers examination questions, and keys used in their various courses (1904)

International Correspondence Schools · Scranton : International Textbook Co. · leaf 421

An illustration from I.C.S. reference library : a series of textbooks prepared for the students of the International Correspondence Schools and containing in permanent form the instruction papers examination questions, and keys used in their various courses, 1904, leaf 421 — the junction of the lowerbalance arm and the adjustable arm. One pole of the bat-tery is connected at«, the junction of the two balance arms;the other pole at b^ the junction of the adjustable resistanceand the vmknown resistance. The current from the batterydivides at a, part of it flowing through… … through the galvanometer G. Since the resistances of M, JV,and P are known, the resistance of X will be given by the Jlffundamental equation X =^ X P, when the arms are so adjusted as to cause no deflection of the galvanometer. Forexample, suppose that the tAvo ends of a copper wire areconnected to…

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