What is the purpose of nitrogen or argon gas being filled in a GLS lamp?
ATo retard evaporation of tungsten filament
BTo reduce the glare
CTo improve the lamp efficiency
DTo change the color of light
Electrical Engineering · Question Bank
Illumination
122 of 143 questions match · page 7 of 7. Answer in your head first, then check the solution.
Which one is involved in the study of illumination?
AStudy of photometry and its applications
BStudy of lighting and wiring system
CDesign of lighting system
DCalculation of wiring sizes for various lighting fixtures
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