International Library of Technology · Scranton, International Textbook Co. · leaf 209
ting cylinder, or stretched around the edge of a support,which may be circular or square, or of other shape; themain point being to support a length of wire so that theratio of the distance between any point on the wire and oneend to the whole length of the wire may be determined. 2515. The… … 1644 ELECTRICAL MEASUREMENTS. resistance of unit length of unit cross-section of that sub-stance; that is, the resistance of apiece of metal 1 centi-meter long, whose area of cross-section is 1 square centimeter,is its specific resistance. Expressed in ohms, the specificresistance of flint glass is…
Electrical engineering
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