Exam (elaborations)
ALA Lighting Associate Lesson 2 Exam
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ALA Lighting Associate Lesson 2 Exam
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ALA Lighting Associate Lesson 2 Exam3 types of linear fluorescent bulbs - ANSWER-circular, bent, straight
4 primary light sources - ANSWER--incandescent/ incandescent halogen
-fluorescent/ compact fluorescent
-LED (light emitting diodes)
-HID (high intensity discharge)
4x or more efficient than incandescent and halogen - ANSWER-CFL (Compact
Fluorescent)
Array - ANSWER-Group of LEDs
Candle Power - ANSWER-describes light distribution of directional sources
categories of compact fluorescent lamps - ANSWER-screw and pin
CCT (correlated color temperature) - ANSWER-measures how warm or cool a light
source appears
Cool Color Temperature - ANSWER-4100k
CRI (Color Rendering Index) - ANSWER-Measures how a color will appear in a space
diode - ANSWER-type of semiconductor
driver - ANSWER-supplies power to LED
efficacy - ANSWER-lumens/watt. measures efficiency of a light source
Efficacy of Fluorescent - ANSWER-60-100+ lpw
Efficacy of HID - ANSWER-50-120+ lpw
Efficacy of Incandescent - ANSWER-10-20 lpw
Efficacy of LED - ANSWER-40-100+ lpw
Energy Independence and security act 2007 - ANSWER-mandated updates to the
efficiency of A19 lamps
expected to become the major light source of residential fixtures in the next 5 years -
ANSWER-LED
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