A Certain Metal Wire Has a Cross-Sectional Area of 1

question 141

Multiple Choice

A certain metal wire has a cross-sectional area of 1.0 cm² and a resistivity of 1.7 × 10^-8 Ω ∙ m.How long would it have to be to have a resistance of 1.0 Ω?

• A)5.9 × 10⁶ m
• B)5.9 m
• C)5.9 × 10⁴ m
• D)590 m
• E)5.9 km

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