anodes
Synonyms
Antonyms
Examples
A few types of tube permit operation with the anodes at a dull red heat; in other types, red heat indicates severe overload.
Aware the difficulties in laying transatlantic cable had not yet been solved, Lindsay took a great interest in the debate, with the revolutionary suggestion of using electric arc welding to join cables, and sacrificial anodes to prevent corrosion.
For example, in copper refining, copper anodes, an intermediate product from the furnaces, are electrolysed in an appropriate solution (such as sulfuric acid ) to yield high purity (99.99%) cathodes.
Electric current will naturally flow between zinc and steel but in some circumstances inert anodes are used with an external DC source.
For example, cathodic protection of a buried pipeline can be achieved by connecting anodes made from zinc to the pipe.
High-power amplifier tubes are designed with external anodes which can be cooled by convection, forced air or circulating water.