TEMPERATURE COEFFICIENTS.

Table of temperature variations in the resistance of pure soft copper according to Matthiessen's standard and formulæ.

Numbers.

PROPERTIES OF COPPER WIRE.

English system-Brown & Sharpe gauge.

PROPERTIES OF COPPER WIRE.-(Cont.)

English system-Birmingham wire gauge.

Numbers.

PROPERTIES OF COPPER WIRE.-(Cont.)

English system-New British standard gauge.

Numbers.

PROPERTIES OF COPPER WIRE.-(Cont.)

Metric system-Brown & Sharpe gauge.