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28 Nov 2020
The temperature coefficient of resistivity for copper is 0.0068 /C. If a copper wire has a resistance of 104 Ω at 20°C, what is its resistance at 80°C?
A) 161 Ω B) 71.0 C) 42 Ω D) 146 Ω
The temperature coefficient of resistivity for copper is 0.0068 /C. If a copper wire has a resistance of 104 Ω at 20°C, what is its resistance at 80°C?
A) 161 Ω B) 71.0 C) 42 Ω D) 146 Ω
10 Aug 2023
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