Resistivities at 20°C Material Aluminum Copper Gold Nichrome Silver Tungsten Resistivity (2•m) 2.82 × 10-8 1.72 × 10-8 2.44 × 10-8 150. × 10-8 1.59 x 10-8 5.60 × 10-8 Resistivity (p) m Aluminum 2.82 x 10-8 Copper 1.72 x 10-8 Silver 1.59 x 10-8 Carbon 3.5 x 10-5 Teflon 1x 1016 1013-1016 Rubber (hard) Maple wood Silicon 30 x 1010 20-2300 1. Compute the resistance of a hardened copper rod 2 meters long and 8 mm in diameter if the resistivity of the material is 1.756 x 10-8 ohm-meters. Given: Find: Formula: Substitution: Solution: Material

Resistivities at 20°C Material Aluminum Copper Gold Nichrome Silver Tungsten Resistivity (2•m) 2.82 × 10-8 1.72 × 10-8 2.44 × 10-8 150. × 10-8 1.59 x 10-8 5.60 × 10-8 Resistivity (p) m Aluminum 2.82 x 10-8 Copper 1.72 x 10-8 Silver 1.59 x 10-8 Carbon 3.5 x 10-5 Teflon 1x 1016 1013-1016 Rubber (hard) Maple wood Silicon 30 x 1010 20-2300 1. Compute the resistance of a hardened copper rod 2 meters long and 8 mm in diameter if the resistivity of the material is 1.756 x 10-8 ohm-meters. Given: Find: Formula: Substitution: Solution: Material

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter4: Transmission Line Parameters

Section: Chapter Questions

Problem 4.40P

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