6. Based on this chart, what material was used to manufacture a wire if its resistance is 4.46 milliohm when the length of the wire is 50m and has a radius of 10mm? * TABLE 30.2 Resistivity and conductivity of conducting materials Resistivity (Ωm) Conductivity (N-'m-") Material Aluminum 2.8 X 10-8 3.5 x 107 Сopper 1.7 X 10-8 6.0 × 107 Gold 2.4 X 10-8 4.1 X 107 Iron 9.7 × 10-8 1.0 x 107 Silver 1.6 X 10-8 6.2 X 107 Tungsten 5.6 X 10 8 1.8 X 107 Nichrome* 1.5 × 10-6 6.7 × 105 Carbon 3.5 X 10-5 2.9 X 104 *Nickel-chromium alloy used for heating wires. O Silver Aluminum O • Gold O • Copper
6. Based on this chart, what material was used to manufacture a wire if its resistance is 4.46 milliohm when the length of the wire is 50m and has a radius of 10mm? * TABLE 30.2 Resistivity and conductivity of conducting materials Resistivity (Ωm) Conductivity (N-'m-") Material Aluminum 2.8 X 10-8 3.5 x 107 Сopper 1.7 X 10-8 6.0 × 107 Gold 2.4 X 10-8 4.1 X 107 Iron 9.7 × 10-8 1.0 x 107 Silver 1.6 X 10-8 6.2 X 107 Tungsten 5.6 X 10 8 1.8 X 107 Nichrome* 1.5 × 10-6 6.7 × 105 Carbon 3.5 X 10-5 2.9 X 104 *Nickel-chromium alloy used for heating wires. O Silver Aluminum O • Gold O • Copper
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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Transcribed Image Text:6. Based on this chart, what material
was used to manufacture a wire if its
resistance is 4.46 milliohm when the
length of the wire is 50m and has a
radius of 10mm? *
TABLE 30.2 Resistivity and conductivity of conducting
materials
Resistivity
(Ωm)
Conductivity
(N-'m-1)
Material
Aluminum
2.8 × 10-8
3.5 x 107
Сopper
1.7 × 10-8
6.0 × 107
Gold
2.4 X 10-8
4.1 × 107
Iron
9.7 × 10-8
1.0 × 107
Silver
1.6 X 10-8
6.2 × 107
Tungsten
5.6 × 10-8
1.8 × 107
Nichrome*
1.5 × 10-6
6.7 × 105
Carbon
3.5 X 10-5
2.9 × 10ª
*Nickel-chromium alloy used for heating wires.
O Silver
Aluminum
O • Gold
O • Copper
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