Residential Electrician Exam -3 questions with answers

Residential Electrician Exam #3 |\ |\ |\ |\




questions with answers |\ |\




What is the MAXIMUM allowable cord length for the cord
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supplying a cord-and-plug connected dishwasher installed under a
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kitchen counter in a dwelling unit?
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a) 11⁄2 feet
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b) 2 feet
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c) 3 feet
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d) 4 feet - CORRECT ANSWERS ✔✔D: 4 feet
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Ref: 422.16(B)(2)(2)
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What is the MINIMUM size copper SE cable with type THHW
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insulation that may be used as ungrounded, service-entrance phase
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conductors for a 150 ampere-rated, 120/240-volt, singlephase,
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residential service? |\




a) 1/0 AWG
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b) 1 AWG
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c) 2 AWG
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d) 3 AWG - CORRECT ANSWERS ✔✔B: 1 AWG
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Ref: Tbl. 310.15(B)(6)
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, For outlet boxes designed to support ceiling-suspended (paddle) fans
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that weigh more than _____ pounds, the required marking shall
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include the maximum weight to be supported.
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a) 20 |\




b) 30 |\




c) 35|\




d) 70 - CORRECT ANSWERS ✔✔C: 35
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Ref: 314.27(D) |\




A connection to a driven or buried grounding electrode shall
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______.
a) be accessible
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b) not be required to be accessible
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c) not permitted to be buried
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d) be visible - CORRECT ANSWERS ✔✔B: not be required to be
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accessible
Ref: 250.68(A), Ex.1
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What is the MAXIMUM allowable standard size circuit breaker
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rating that may be used to protect a size 8 AWG copper NM-B cable
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supplying an electric range? |\ |\ |\




a) 30 amperes
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