A copper wire with fixed length and cross-sectional area is at temperatures 0 °C, 25 °C

PHYSICS · Subjective · CBSE · Physics · Current Electricity · Current Electricity

Problem

A copper wire with fixed length and cross-sectional area is at temperatures 0 °C, 25 °C, and 50 °C. Rank the wire’s resistance at these three temperatures from smallest to largest and briefly justify your ranking.

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