Advertisement
Advertisement
mercury arc
noun
, Electricity.
- a bluish-green electric arc that has passed through a mercury-vapor cathode.
mercury arc
noun
- an electric discharge through ionized mercury vapour, producing a brilliant bluish-green light containing ultraviolet radiation
- ( as modifier ) See also ignitron
a mercury-arc rectifier
Discover More
Word History and Origins
Origin of mercury arc1
First recorded in 1915–20
Discover More
Example Sentences
The New York City subway system also runs on DC, and was using mercury arc rectifiers into the 1990s.
From Seattle Times
When one eventually came, in the 1920s, in the form of the mercury arc valve, AC was entrenched.
From Economist
Doctors advised patients to sunbathe, and children living at higher latitudes spent three hours per week soaking up rays in carbon or mercury arc lamps.
From Slate
This effect is perhaps best witnessed on viewing a line spectrum such as that of the mercury arc, focused upon a ground glass.
From Project Gutenberg
Under Dr. Robinson's direction were brought out the oscillograph, the mercury arc rectifier, the photophone.
Advertisement
Advertisement
Advertisement
Advertisement
Browse