The Resistance of a Wire Increases by 3

question 51

Multiple Choice

The resistance of a wire increases by 3.9% when the temperature of the wire is raised 100°C. What is the temperature coefficient of resistivity of the wire material?

• A) 3.9°C⁻¹
• B) 0.39°C⁻¹
• C) 0.039°C⁻¹
• D) 0.0039°C⁻¹
• E) 0.00039°C⁻¹

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