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Theory

Exercises

1. Electrical appliances

Difficulty: easy

2
2. Simple circuit

Difficulty: easy

2
3. Symbols of electrical components

Difficulty: easy

2
4. Magnetic effect

Difficulty: easy

2
5. Usage of electricity

Difficulty: medium

4
6. Overload

Difficulty: medium

4
7. Components of electric circuit

Difficulty: medium

4
8. Circuit connections

Difficulty: medium

4
9. Direct current

Difficulty: medium

4
10. Frequency

Difficulty: medium

3
11. Usage of appliances

Difficulty: medium

4
12. Electrolyte

Difficulty: hard

6
13. Heating effect of current

Difficulty: hard

6
14. Flow of charges

Difficulty: hard

6

Tests

1. Training test 1

Difficulty: easy

8

Teacher manual