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

Question:

The temperature dependence of resistances of $\mathrm{Cu}$ and undoped Si in the temperature range $300-400 \mathrm{~K}$, is best described by:

  1. Linear increase for $\mathrm{Cu}$, exponential decrease of Si.

  2. Linear decrease for $\mathrm{Cu}$, linear decrease for $\mathrm{Si}$.

  3. Linear increase for $\mathrm{Cu}$, linear increase for Si.

  4. Linear increase for $\mathrm{Cu}$, exponential increase for Si.

Correct Option: 1

JEE Main Previous Year 1 Question of JEE Main from Physics Semiconductor Electronics : Materials, Devices and Simple Circuits chapter.
JEE Main Previous Year 2016

Solution:

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