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