NCERT Exercise 3.5 - Current Electricity
Question: A silver wire has a resistance of 2.1 Ω at 27.5 °C, and a resistance of 2.7 Ω at 100 °C. Determine the temperature coefficient of resistivity of silver.
Answer: Temperature coefficient of resistivity of silver = **3.94 × 10⁻³ °C⁻¹** (?(≈ 0.0039 °C⁻).
Full step-by-step NCERT solution with diagrams on Something by Zero.