Principles and practice of electrical engineering (1914)
Gray, Alexander, 1882-1921 · New York [etc.] McGraw-Hill Book Company, inc. · leaf 44
instrument connecteddirectly between the points as shown at B. The essential differ-ence between the two instruments is that the ammeter mustcarry the total current in the circuit with only a small differenceof potential across its terminals and must therefore offer asmall resistance to the flow of…
Electrical engineering
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