[ SM3117 ] - [ Class 04 ] - Electricity

Class 04 - Electronic Workshop 1 - Understanding Electricity

 

1

Safety precaution

Disconnect power before wiring.

 
2

Power supply

  • AC (220V 50Hz)
  • DC (adapter 12V)

image source from http://www.bbc.co.uk/

 
3

Circuit

  • Conductor
  • Insulator
  • Open
  • Closed

 
4

Load

  • Light
  • Motor
  • Electric appliances

 

5

Switch

  • Push
  • Toggle