3. At 20° C, 33 meters of copper wire has a resistance of 0.639 ohms. What is the resistance of 165 meters? Given: Find: Formula: Substitution: Solution:
3. At 20° C, 33 meters of copper wire has a resistance of 0.639 ohms. What is the resistance of 165 meters? Given: Find: Formula: Substitution: Solution:
Related questions
Question
![Resistivities at 20°C
Material
Aluminum
Copper
Gold
Nichrome
Silver
Tungsten
Resistivity (2 m)
2.82 × 10-8
1.72 × 10-8
2.44 x 10-8
150. × 10-8
1.59 × 10-8
5.60 × 10-8
Resistivity (ρ) Ωm
Aluminum
2.82 x 10-8
1.72 x 10-8
Copper
Silver
1.59 x 10-8
Carbon
3.5 x 10-5
Teflon
1 x 1016
10131016
Rubber (hard)
Maple wood
Silicon
30 x 1010
20-2300
3. At 20° C, 33 meters of copper wire has a resistance of 0.639 ohms. What is
the resistance of 165 meters?
Given:
Find:
Formula:
Substitution:
Solution:
Material](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F0ca1cac8-7b28-4f4a-a46f-bf6ba589a1fe%2Fae3d4ab8-74c5-4ce0-8836-3840282206d7%2Fyqbua40s_processed.png&w=3840&q=75)
Transcribed Image Text:Resistivities at 20°C
Material
Aluminum
Copper
Gold
Nichrome
Silver
Tungsten
Resistivity (2 m)
2.82 × 10-8
1.72 × 10-8
2.44 x 10-8
150. × 10-8
1.59 × 10-8
5.60 × 10-8
Resistivity (ρ) Ωm
Aluminum
2.82 x 10-8
1.72 x 10-8
Copper
Silver
1.59 x 10-8
Carbon
3.5 x 10-5
Teflon
1 x 1016
10131016
Rubber (hard)
Maple wood
Silicon
30 x 1010
20-2300
3. At 20° C, 33 meters of copper wire has a resistance of 0.639 ohms. What is
the resistance of 165 meters?
Given:
Find:
Formula:
Substitution:
Solution:
Material
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