Quiz 4 Elect280

Quiz 4 Elect280 - Question 1 4 4 points Electrical...

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Question 1 4 / 4 points
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Electrical terminations where machine screws with upturned nuts are used can only be used with a maximum conductor size of _____. Question options: #10 Question 2 4 / 4 points The minimum headroom required in front a panelboard is ____. Question options: 6 ½ ft. Question 3 4 / 4 points The rating of a branch circuit that is installed using 50 Amp rated conductors and is supplied by a 30 Amp rated overcurrent device is ____. Question options: 30 Amps Question 4 4 / 4 points In dwellings all 15 and 20 Amp, 125 volt rated receptacles that serve Kitchen counter-tops are required to be ________. Question options: GFCI protected Question 5 4 / 4 points When converting volt-amperes (VA.) to Amps on a 277/480 volt, 3 phase system, the divisor would be _______. Question options: 480 x 1.73 Question 6 4 / 4 points When installing #4 or larger insulated conductors in a raceway, the ends of the raceways are required to be protected by using ______. Question options:
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insulated fittings Question 7 4 / 4 points Where Rigid Metal Conduit is installed under a parking lot, it is required to have a minimum coverage of ______. Question options:
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This note was uploaded on 05/07/2011 for the course ELECT na taught by Professor Na during the Spring '11 term at American River.

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Quiz 4 Elect280 - Question 1 4 4 points Electrical...

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