STANDARD Physics Resistivity and Temperature MCQ Question
Figure (a) and figure (b) both are showing the variation of resistivity (ρ) with temperature (T) for some materials. Identify the type of these materials.

Conductor and semiconductor
Conductor and Insulator
Insulator and semiconductor
Both are conductors
Correct Answer
Detailed Explanation
Figure (a) shows a typical conductor where resistivity increases with temperature, while figure (b) shows a semiconductor where resistivity decreases with temperature.
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