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LED Circuit


  • Aluminum Paper/foil
  • Switch(on/off)
  • 9V Battery/ Button Cell
  • LED
  • Double Sided tape
  • Blank Paper

Concepts :
Flow of Electric Current through Aluminum Foil
Electric Circuit

Here first a rectangular path using aluminum foil is pasted on paper. At one end a 9V battery is connected. At the opposite end the positive terminal foil is connected to longer lead of LED and smaller lead is connected to the negative terminal. When the switch is on the circuit is completed and the current passes through the foil path and LED Lights up.

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