A Wire (Length = 2 $\Omega$ What Is the Resistivity of the Material Used to Make

question 23

Multiple Choice

A wire (length = 2.0 m, diameter = 1.0 mm) has a resistance of 0.45 $\Omega$ .What is the resistivity of the material used to make the wire?

• A)5.6 * 10-7 \(\Omega\) .m
• B)1.2 * 10-7 \(\Omega\) . m
• C)1.8 * 10-7 \(\Omega\) .m
• D)2.3 *10-7 \(\Omega\) .m
• E)7.1 *10-7\(\Omega\) . m

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