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What is the functional purpose component "5" as shown in figure "B" of the illustration? Illustration EL-0081
A) to rapidly strike the arc to fire the tube nearly instantly after the lighting fixture switch is closed
B) provide power factor correction
C) regulate the current drawn by the fluorescent tube once the arc has been stricken
D) initially heat the fluorescent tube filaments at startup and cause the ballast to strike the arc to fire the tube after warm-up
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Illustration EL-0081

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