NEC Journeyman Test Prep Questions and Answers

NEC Journeyman Test Prep Questions and Answers For electrically operated in - sink waste disposers, what is the minimum and maximum length allowed for electrical cable? -Answer-18 inches- 36 inches. 422.16 (B)(1)(2) Rigid metal conduit must be securely fastened within how many feet of junction box? - Answer-3 feet. 344.30 (A) *See exceptions In a health care location where flammable anesthetics are employed, the entire area shall be considered to be a Class 1 Division 1 location that extends upward to a level of how many feet above the floor? -Answer-5 feet. 517.60 (A)(1) Surge arrestors are grounded at the arrestor grounding terminal and the arrestor grounding conductor is ran in a metal enclosure. The grounding conductor must be bonded on which end of the enclosure? -Answer-Both ends of enclosure. 280.25 Single throw knife switches shall be mounted so gravity will not do what to the circuit? - Answer-Close. 404.6 (A) Where direct buried conductors or cables emerge from the ground, they shall be protected by enclosures or raceways. In no case shall protection be required how many inches below finished grade? -Answer-18 inches.