A silver wire has a resistance of 2.1Ω at 27.5°C, and a resistance of 2.7Ω at 100°C. Determine the temperature coefficient of resistivity of silver.
Answer & explanation
Correct answer: option 1
\(\alpha \) = \(\frac{R-R_{o}}{\theta R_{o}}\)
A silver wire has a resistance of 2.1Ω at 27.5°C, and a resistance of 2.7Ω at 100°C. Determine the temperature coefficient of resistivity of silver.
Correct answer: option 1
\(\alpha \) = \(\frac{R-R_{o}}{\theta R_{o}}\)