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26303-11 Lighting Applications

1. Magnetic dimming ballasts allow fluorescent lamps to be safely dimmed to what percentage of their full light output?

Question 1 of 20

2. Which of the following is the unit used to measure the illuminance or amount of total light per unit area that falls on a surface?

Question 2 of 20

3. A location that is hazardous because of the presence of combustible dust is defined as a ________.

Question 3 of 20

4. Which of the following types of lighting fixtures is most likely to be used to provide general illumination in patient observation areas in a health care facility?

Question 4 of 20

5. The classification of an area as being hazardous with regard to the installation of lighting fixtures is the responsibility of the insurance company, authority having jurisdiction, or ________.

Question 5 of 20

6. An incandescent light may be dimmed by ________.

Question 6 of 20

7. The basic measure of the amount of light produced by a light source is called the ________.

Question 7 of 20

8. Lighting fixtures installed in houses and apartments are classified as being used in ________.

Question 8 of 20

9. The intensity of a light source in a given direction is called ________.

Question 9 of 20

10. Which of the following is used in HID dimming circuits to detect movement as people enter and to bring the aisle lighting to full luminance?

Question 10 of 20

11. When mounted above eye level, which of the following are normally equipped with some bottom shielding, such as a louver or diffuser?

Question 11 of 20

12. Lighting that provides the minimum light levels needed to assist people when exiting a building is classified as ________.

Question 12 of 20

13. Lighting fixtures that distribute 90% to 100% of their emitted light below the horizontal plane are classified as ________.

Question 13 of 20

14. Task lighting is used to ________.

Question 14 of 20

15. Lighting that uses fixtures above the visual task area that also contributes to the lighting in the local area is classified as ________.

Question 15 of 20

16. Corridor lighting levels in the public areas of a building should have at least ________.

Question 16 of 20

17. Incandescent ceiling-mounted fixtures equipped with diffusers are used to provide ________.

Question 17 of 20

18. Task area fluorescent fixtures are generally two-, three-, or four-lamp fixtures made in lengths of ________.

Question 18 of 20

19. Which of the following is a common name for a wall-mounted lighting fixture?

Question 19 of 20

20. Lighting fixtures that distribute 60% to 90% of their emitted light downward but also distribute 10% to 40% upward to illuminate the ceiling are classified as ________.

Question 20 of 20


 

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