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Exam (elaborations)

CM 411 Quiz 2 With 100% Complete Solutions Graded A+

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  • Course
  • CM 411
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  • CM 411

What type of lighting fixture would you specify if you wanted the longest lamp life? - CORRECT ANSWER-Mercury Vapor What type of lighting fixture would you specify if you wanted the best overall combination of cost, efficiency, color rendition, and life? - CORRECT ANSWER-Fluorescent What term...

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  • September 13, 2024
  • 2
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • CM 411
  • CM 411
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CM 411 Quiz 2 With 100% Complete
Solutions Graded A+

What type of lighting fixture would you specify if you wanted the longest lamp life? -
CORRECT ANSWER-Mercury Vapor



What type of lighting fixture would you specify if you wanted the best overall
combination of cost, efficiency, color rendition, and life? - CORRECT ANSWER-
Fluorescent



What term is used as a measure of light energy? - CORRECT ANSWER-Lumen



What feature is performed by a lighting ballast? - CORRECT ANSWER-All of these are
true: Provide a high voltage to start the arc Provides a built-in power factor correction
Maintain the voltage to stabilize the arc-regulate the current passing through the arc



A ballast is required for correct operation of: - CORRECT ANSWER-Fluorescent lamps
and HID lamps



______ is the appearance of a color when illuminated by a light source - CORRECT
ANSWER-Color Rendering



What term is used a s a measure of light intensity? - CORRECT ANSWER-Footcandle



______ is the time to complete one cycle of alternating current - CORRECT ANSWER-
Period



The peak value for alternating current is ______ then the RMS value - CORRECT
ANSWER-always more



A transformer's operation is based on ______ - CORRECT ANSWER-alternating
current

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