ALA Lighting Associate Lesson 2 Exam

ALA Lighting Associate Lesson 2 Exam
3 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