M4.25 (Sl units) What is the resistance R of a length of copper wire whose length 10 m and whose diameter 0.30 mm? Use Table 4.3 of the book for reference. Round to the nearest thousandth of an ohm () Table 4.3 Resistivity of selected materials. Resistivity, Resistivity, Material (2-in) 2- n-In) Material Conductors 10-10 (10-10 Conductars, continued (6.7x 10 (27 x 10 (4.5 x 10-) (2.4 x 10 (2000x 10 (10-10 (0.4 x 10) (10-10 (0.4 x 10 (40 x 104) Aluminum 2.8x 10 (1.x 10 17x 10 Steel, low C Aluminum alloys 4.0x 10 65x 10 1.7x 10 70x 10 1.5x 10 6.0x 10 5000 x 10 1o 10 (1.6x 10 (26x 10 Steel. stainless Cast iron Tin Copper (0.67x 10) Zine 24x 10 9.5x 10 21x 10 4.5x 10 (0.95 x 10) (3.7x 10) (8.1x 10) (1.8x 10) (2.7x 10 (0.63 x 10 Carbon Gold Semiconductors Iron 1.0x 10 Silicon Lead 10-10 Insulators Magnesium 6.9x 10 16x 10 Natural rubber L0x 102 Nickel Polyethylene 100 x 1012 Silver Compiled from various standa Value of resistiviay varies with aloy coopositice. Walue of resistivity is appeusit snces

Elements Of Electromagnetics
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M4.25 (Sl units) What is the resistance R of a length of copper wire whose length 10 m and whose
diameter 0.30 mm? Use Table 4.3 of the book for reference. Round to the nearest thousandth of an
ohm ()
Transcribed Image Text:M4.25 (Sl units) What is the resistance R of a length of copper wire whose length 10 m and whose diameter 0.30 mm? Use Table 4.3 of the book for reference. Round to the nearest thousandth of an ohm ()
Table 4.3 Resistivity of selected materials.
Resistivity,
Resistivity,
Material
(2-in)
2-
n-In)
Material
Conductors
10-10
(10-10
Conductars, continued
(6.7x 10
(27 x 10
(4.5 x 10-)
(2.4 x 10
(2000x 10
(10-10
(0.4 x 10)
(10-10
(0.4 x 10
(40 x 104)
Aluminum
2.8x 10
(1.x 10
17x 10
Steel, low C
Aluminum alloys
4.0x 10
65x 10
1.7x 10
70x 10
1.5x 10
6.0x 10
5000 x 10
1o 10
(1.6x 10
(26x 10
Steel. stainless
Cast iron
Tin
Copper
(0.67x 10)
Zine
24x 10
9.5x 10
21x 10
4.5x 10
(0.95 x 10)
(3.7x 10)
(8.1x 10)
(1.8x 10)
(2.7x 10
(0.63 x 10
Carbon
Gold
Semiconductors
Iron
1.0x 10
Silicon
Lead
10-10
Insulators
Magnesium
6.9x 10
16x 10
Natural rubber
L0x 102
Nickel
Polyethylene
100 x 1012
Silver
Compiled from various standa
Value of resistiviay varies with aloy coopositice.
Walue of resistivity is appeusit
snces
Transcribed Image Text:Table 4.3 Resistivity of selected materials. Resistivity, Resistivity, Material (2-in) 2- n-In) Material Conductors 10-10 (10-10 Conductars, continued (6.7x 10 (27 x 10 (4.5 x 10-) (2.4 x 10 (2000x 10 (10-10 (0.4 x 10) (10-10 (0.4 x 10 (40 x 104) Aluminum 2.8x 10 (1.x 10 17x 10 Steel, low C Aluminum alloys 4.0x 10 65x 10 1.7x 10 70x 10 1.5x 10 6.0x 10 5000 x 10 1o 10 (1.6x 10 (26x 10 Steel. stainless Cast iron Tin Copper (0.67x 10) Zine 24x 10 9.5x 10 21x 10 4.5x 10 (0.95 x 10) (3.7x 10) (8.1x 10) (1.8x 10) (2.7x 10 (0.63 x 10 Carbon Gold Semiconductors Iron 1.0x 10 Silicon Lead 10-10 Insulators Magnesium 6.9x 10 16x 10 Natural rubber L0x 102 Nickel Polyethylene 100 x 1012 Silver Compiled from various standa Value of resistiviay varies with aloy coopositice. Walue of resistivity is appeusit snces
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