Theory
Practice Questions
| 1. |
Dry cell and voltaic cell comparison
Difficulty: easy |
2
|
| 2. |
Advantages of electric heating devices
Difficulty: easy |
1
|
| 3. |
Heating effect of electric current in household appliances
Difficulty: easy |
2
|
| 4. |
Electrolytes and simple electric cells
Difficulty: medium |
2
|
| 5. |
Heating effect of current
Difficulty: medium |
1
|
| 6. |
Electric current and its effects
Difficulty: medium |
4
|
| 7. |
Rechargeable batteries
Difficulty: medium |
2
|
| 8. |
Voltaic cell
Difficulty: hard |
5
|
| 9. |
Dry cell
Difficulty: hard |
5
|