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Electricity — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceElectricity1 Mark
Question
The nature of increase/decrease in resistivity of a metal and insulator are the same. [True/ False]
✓

Answer

True.
Explanation:
For semiconductors and insulators, the charge density increases when the temperature is increased. It compensates the decrease in the value. Hence the resistivity decreases when the
temperature decreases.

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