| carbon arc lamp |
has carbon electrodes
출처: wordnet.princeton.edu/perl/webwn
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| carbon arc lamp |
An arc lamp is a device that produces light by the sparking (or arcing, from voltaic arc or electric arc) of a high current between two carbon rod electrodes. The rods are touched and then slowly drawn apart; as the rods separate the current is "struck" and arcs across the gap in a bright, ionized path. The arc produces a temperature of several thousand degrees, and the tips of the carbon rods are heated to incandescence, creating light. ...
출처: en.wikipedia.org/wiki/Carbon_arc_lamp
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