MCQ
The unit for electric work in SI system:
- ✓joule
- Bwatt
- Cwatt second
- Dwatt hour
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| Column I | Column II |
| (i) Good conductor of heat | 1. Salt water |
| (ii) Bad conductor of electricity | 2. Distilled water |
| (iii) Good conductor of electricity | 3. Mercury |