Journeyman Open Book Practice Exam | Questions with 100% Correct Answers | Latest Update 2024 | Verified

Journeyman Open Book Practice Exam | Questions with 100% Correct Answers | Latest Update 2024 | Verified where extensive metal in or on buildings or structures may become energized and is subject to personal contact _______ will provide additional safety. a) adequate bonding and grounding b) bonding c) suitable ground detectors d) none of these - a) adequate bonding and grounding single conductor cables shall be ______ or larger and shall be of a type listed for use in cable trays. (a) #1 (b) #1/0 (c)#4/0 (d)#250 kcmil - (b) #1/0 392.10 (B1) The grounded conductor, when insulated, shall have insulation _____ I. rated not less than 300 volts for solidly grounded neutral systems of 2 kv and over as described in section 250.184 II. which is suitable, other than color, for any ungrounded conductor of the same circuit on circuits of less than 1000 volts.a) I only b) II only c) either I or II d) neither I or II - B) II only 200.2 (A) which of the following is not true regarding rigid nonmetallic conduit? a)extreme cold may cause some nonmetallic conduits to become brittle and therefor more susceptible to damage from physical contact 352.10 b) can be used to support luminaires c) all cut ends shall be trimmed inside and outside to remove rough edges 352.28 d) expansions joints shall be provided to compensate for thermal expansion and contraction. 352.44 -