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The temperature dependence of resistance...

The temperature dependence of resistance of Cu and undoped Si in the temperature range `300 -400 K, ` is best described by :

A

Linear increase for Cu, exponential decrease for Si

B

Linear decrease for Cu, linear decrease for Si

C

Linear increase of Cu, linear increase for Si

D

Linear increase for Cu, exponential increase for Si

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The correct Answer is:
A
Based on temperature dependence of resistance
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