Journeyman Electrician Practice Exam #7 Questions with Correct Answers

Journeyman Electrician Practice Exam #7 Questions with Correct Answers Electrical equipment such as distribution panel boards, motor controllers, and motor control centers that are located in other than dwelling units, and are likely to require examination, adjustment, servicing, or maintenance while energized, shall be field or factory marked to warn qualified persons of __________. A. potential arc flash hazards B. arcing parts C. shock hazard warning D. conductor ampacity corrections - Answer-A. potential arc flash hazards Which of the following listed types of batteries is NOT permitted for use as a source of power for emergency systems? A. automotive B. lead acid type C. alkali type D. all of these - Answer-A. automotive The MINIMUM rating for a service disconnecting means for a building, other than a one-family dwelling, consisting of three, two-wire circuits shall be _____. A. 15 amperes B. 30 amperes C. 60 amperes D. 100 amperes - Answer-C. 60 amperes