1. | decreases for conductors but increases for semiconductors. |
2. | increases for both conductors and semiconductors. |
3. | decreases for both conductors and semiconductors. |
4. | increases for conductors but decreases for semiconductors. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe solids which have the negative temperature coefficient of resistance are:
1. | insulators only |
2. | semiconductors only |
3. | insulators and semiconductors |
4. | metals |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology