An elementary book on electricity and magnetism and their applications (1919)
Jackson, Dugald C. (Dugald Caleb), 1865-1951, Jackson, John Price, b. 1868, Black, Newton Henry, b. 1874 · New York, The Macmillian Co · leaf 193
Fig. 100. — Sectional end viewof Weston ammeter. 164 ELECTRICITY AND MAGNETISM … fraction of an ampere (not more than 0.05 amperes). Inorder, therefore, to make the ammeter a measuring instru-ment of moderately large currents, a shunt must be placedacross the coil. This shunt should be made of such a materialthat it does not change appreciably in resistance when itstemperature…
Electricity · Magnetism
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