Formula – Calculating Weight And Resistance

Formula For Calculating Weights And Resistances @ 20˚C
COPPER
Weight: kg/km 8,8897xa
Length: m/kg 112.5066
a
Resistance: ohm/km 17.2417
a
ohm/kg 1.93975
a2
Physical Constants @ 20˚C
PROPERTY ANNEALED COPPER
Volume electrical conductivity minimum oercent I.A.C.S. 100.0
Density: kg/m3 8888.4
Weight Resistivity: ohm-mm2/m 17.2417×10-3
Volume Resitivity: micro-ohm-mmtd>

17.2417
Temperature Coefficient or Resistance: ohm/˚C .00393
Specific Heat: cal/gm/˚C .092
Coefficient Of Thermal Conductivity: cal/sec/cm2/cm/˚C .934
Coefficient of linear expansion: /˚C .0000168

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