Theory
Practice Questions
| 1. |
Electromagnets and Earth's magnetism
Difficulty: easy |
2
|
| 2. |
Voltaic cell
Difficulty: easy |
2
|
| 3. |
Applications of heating effect of current
Difficulty: easy |
3
|
| 4. |
Concepts of electromagnets
Difficulty: medium |
1
|
| 5. |
Rechargeable batteries
Difficulty: medium |
2
|
| 6. |
Heating effect
Difficulty: medium |
2
|
| 7. |
Magnets: Compare and contrast
Difficulty: medium |
1
|
| 8. |
Electric cells
Difficulty: hard |
3
|
| 9. |
Heating effect of electric current
Difficulty: hard |
3
|