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Illumination / Lighting Quiz Questions Answers
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Question 1 of 15
1. Question
1 pointsThe unit of illumination is:
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Question 2 of 15
2. Question
1 pointsCandela is the unit of which of the following:
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Question 3 of 15
3. Question
1 pointsThe color having longest wave length is:
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Question 4 of 15
4. Question
1 pointsWhich of the following gas is used in filament lamps:
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Question 5 of 15
5. Question
1 pointsWhich of the following material is used as filament in the incandescent lamps:
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Question 6 of 15
6. Question
1 pointsA Capacitor is connected across the fluorescent tube circuit in order to:
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Question 7 of 15
7. Question
1 pointsMercury Vapour lamps gives light of:
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Question 8 of 15
8. Question
1 pointsA Stabilizing Choke is connected in the fluorescent tube circuit so as to:
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Question 9 of 15
9. Question
1 pointsIn electric discharge lamps, light is produced by:
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Question 10 of 15
10. Question
1 pointsThe melting point of Tungsten is about:
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Question 11 of 15
11. Question
1 pointsHeat from the filament lamp is transmitted to the surroundings mainly through
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Question 12 of 15
12. Question
1 pointsFilament lamps normally operate at a power factor of:
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Question 13 of 15
13. Question
1 pointsVisible spectrum of light has a wavelength in the range:
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Question 14 of 15
14. Question
1 pointsThe lamp that cannot sustain much voltage fluctuations is:
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Question 15 of 15
15. Question
1 pointsStroboscopic effect is observed in which of the following:
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