A Certain Metal Wire Has a Cross-Sectional Area Of $1.0 \mathrm {~cm} ^ { 2 }$

question 22

Multiple Choice

A certain metal wire has a cross-sectional area of $1.0 \mathrm {~cm} ^ { 2 }$ and a resistivity of $1.7 \times 10 ^ { - 8 } \Omega \cdot \mathrm { m }$ . How long would it have to be to have a resistance of $1.0 \Omega$ ?

• A) \(5.9 \times 10 ^ { 4 } \mathrm {~m}\)
• B) \(5.9 \mathrm {~m}\)
• C) \(5.9 \times 10 ^ { 6 } \mathrm {~m}\)
• D) \(5.9 \mathrm {~km}\)
• E) \(590 \mathrm {~m}\)

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Definitions:

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Suggested improvements or changes to a workspace or product design aimed at enhancing efficiency and reducing discomfort or risk of injury.

Industrial Regulation

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Laws aimed at promoting competition and preventing monopolies by regulating corporate behaviors that limit market competition.