EL: Module 2: The Carbon Arc Lamp
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1. The Arc Lamp was first used in city street lighting in _____. a.) Cleveland b.)
c.) New York
2. Which inventor from Connecticut increased the life of the carbon
rod by coating it in copper. a.) Brush
3. True or
False: The incandescent lamp was 200 times brighter than the arc lamp. a.) True b.) False
4. True or
False: The arc lamp requires a ballast or choke coil to regulate incoming
power. a.) True b.) False
5. Arc lamps
were used in street lighting until the 1960s in ________. a.) Warsaw
d.) Cape Town
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