Nccer Electrical Level 2 Module 3 Exam 2023 With 100% Correct Answers

A driver supplies stable power to a(n) _____. {Ans: LED}The filament of a tungsten-halogen lamp is encased in a capsule containing iodine or _____. {Ans: bromine gas}Fluorescent or LED troffers are typically a type of _____. {Ans: recessed luminaire}When cutting the branch circuit wires in an outlet box in preparation for connecting a light fixture the amount of free conductor length that should be left after it emerges from the cable raceway is {Ans: 6" (150mm)}A ballast is used to _____. {Ans: regulate the current in a fluorescent lamp}Light-colored or highly polished surfaces ________. {Ans: reflect more light than darker-colored or dull surfaces}Color temperatures of ______ and lower are described as warm in tone and slightly enhances reds and yellows. {Ans: 3,000°K}Which type of lamp is subject to an explosion if the arc tub ruptures? {Ans: Metal Halide lamp}Color temperatures of _____ and higher are considered cool in tone, slightly biased toward blues and greens. {Ans: 4,100°K}Which type of ballast has the highest system efficiency? {Ans: Electronic instant-start}Fluorescent lamps with a single pin at each end are known as what? {Ans: Instant Start Lamps}The maximum luminaire whip lengths when