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Chapter 1 ILLUMINATION MCQs

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1. . According to quantum theory, light radiates from the source in the form of





2. . The unit of luminous flux is





3. . Intensity of light decreases as distance from the light source increases is





4. . The value of depreciation factor is always





5. . Qualities of good lighting scheme





6. . Function of reflectors is





7. . It is an example of natural source of light





8. . Halogen lamp is type of





9. . In the circuit of high pressure mercury vapor lamp, capacitor helps to





10. . The light of fluorescent lamp fluctuates





11. . In this type of lamp, electrical energy is directly converted into light energy





12. . An LED driver circuit protects LEDs from fluctuations in





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