Higher Physics

Electricity and Electronics - Activity 14

Uses of capacitors - a flashing neon lamp

Aim - To show the principle of operation of a flashing neon lamp     Instructions
  • Close switch F to charge up the capacitor.
  • Close switch S.  This momentarily closes the contacts of the switch.
  • The switch F remains closed.  What happens to the capacitor after the switch S has opened and the lamp has flashed.
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