JEE MAIN - Physics (2016 (Offline) - No. 12)
The temperature dependence of resistance of $$Cu$$ and undoped $$Si$$ in the temperature range $$300-400$$ $$K,$$ is best described by :
Linear increases for $$Cu,$$ exponential decrease of $$Si.$$
Linear decrease for $$Cu,$$ linear decrease for $$Si$$
Linear increase for $$Cu,$$ linear increase for $$Si.$$
Linear increase for $$Cu,$$ exponential increase for $$Si$$
Explication
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