Class 04 - Electronic Workshop 1 - Understanding Electricity
1 |
Safety precaution
Disconnect power before wiring.
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2 |
Power supply
- AC (220V 50Hz)
- DC (adapter 12V)

image source from http://www.bbc.co.uk/
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3 |
Circuit
- Conductor
- Insulator
- Open
- Closed
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| 4 |
Load
- Light
- Motor
- Electric appliances
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| 5 |
Switch
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