Subject: General Science
Book: NCERT Physics Class 12
Study of zero electrical resistance in materials.
- **Concept of Superconductors**:
- Materials that exhibit zero resistance.
- **Critical Temperature**:
- Temperature below which superconductivity occurs.
- **Applications**:
- MRI machines, Maglev trains.
**Possible Exam Questions:**
1. What is superconductivity? Explain with examples.
2. Define critical temperature in superconductors.
3. What are the practical applications of superconductors?
4. Differentiate between conductors and superconductors.
5. Discuss the significance of Meissner effect.
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