Electric arc
principle · 1802 · Industrial Revolution
A discharge in a gas between electrodes (Petrov, Davy).
Principles and materials it uses
- Electrical resistance — uses. The discharge carries current through an ionized gas.
Where it is used
- Welding — is used in. Arc welding melts metal with an arc.
- Spark plug — is used in. A spark is an electric discharge.
- Plasma — is used in. An arc is an example of plasma.
- Photographic flash — is used in. A discharge in a xenon lamp.
- Electric arc furnace — is used in. Heating by an arc.
- Arc lamp — is used in. An arc.
- Plasma cutting — is used in. An arc.