RESIDENTIAL WIREMAN TEST PART EXAMS AND ANSWERS

RESIDENTIAL WIREMAN TEST PART EXAMS AND ANSWERS The National Electrical Code not intended as ________. - CORRECT ANSWER-design specification or as an instrucion manual The provisions of the national electrical code are considered necessary for ________. - CORRECT ANSWER-safety What is not covered within the scope of the national electrical code? - CORRECT ANSWER-installation in underground mines Which chapter of the national electrical code covers communications systems? - CORRECT ANSWER-chapter 8 The informational annexes of the national electrical code are for ______. - CORRECT ANSWER-informational purposes only If the current edition of the national electrical code requires the use of a new product but that product is not yet available then the _____ may permit the use of a product from the most recent previous edition. - CORRECT ANSWER-authority having jurisdiction A rule that identifies actions that are allowed but not required is ______. - CORRECT ANSWER-Permissive It is not necessary to inspect a piece of equipment that has not been altered or damaged and has been listed by a qualified electrical testing laboratory is the be installed in a structure - CORRECT ANSWER-True Distribution centers located in readily accessible locations provide _______. - CORRECT ANSWER-Convenience and safety of operation Limits on the number of circuits in a single enclosure minimize the effects from a _______. - CORRECT ANSWER-Ground fault or short circuit Where units of measurement are used in the national electrical code they are given in _______ units. - CORRECT ANSWERInch-pound and/or SI When a hard conversion is made the ________ may change. - CORRECT ANSWER-dimensions Accessible as applied to equipment means admitting close approach and not guarded by _____. - CORRECT ANSWERelevation, locked doors, or other affective means. The ampacity is the maximum current, in ampheres, that a conductor can carry continuously under the conditions of use without exceeding its ______ rating. - CORRECT ANSWERTemperature An arc-fault circuit interrupter, or AFCI is a device which provides protection from the effects of arc faults by _______. - CORRECT ANSWER-recognizing characteristics unique to arcing and functioning to de-energize the circuit when an arc fault is detected Askarel is a ______ term for a group of non-flammable synthetic chlorinated hydrocarbons used as electrical insulating media - CORRECT ANSWER-generic Bonding means connected to establish electrical ______. - CORRECT ANSWER-conductivity and continuity A bonding jumper is a connection between a grounded circuit conductor and ______, at a separately derived system. - CORRECT ANSWER-a supply-side bonding jumper and an equipment grounding conductor A _____ is the circuit conductors between the final overcurrent device protecting the circuit and the outlets. - CORRECT ANSWER-Branch circuit Finely divided solid material that is a maximum of _______ microns and presents a fire or explosion hazard dispersed and ignited in air is combustible dust. - CORRECT ANSWER-500 A pressure connector is a device that establishes a connection between ________ by means of mechanical pressure and without the use of a solder. - CORRECT ANSWER--two or more conductors -one or more conductors and a terminal A composite optical fiber cable contains - CORRECT ANSWER--optical fibers -current carrying electrical conductors A continuous load is a load where the maximum current is expected to continue for _______ hours or more. - CORRECT ANSWER-3 A ________ is a device by which the conductors of a circuit can be disconnected from their source of supply. - CORRECT ANSWER-Disconnecting means