State of Washington RCW/WAC Code Update

Test 5

Course Name:  RCW/WAC Update
Quiz Number:  rcwac85s
Teacher:  Gerald Newton
Teacher's Email:  electrician@electrician2.com

Student Name:    
Student Email:

No. of Questions= 10
Pass mark is - 70 %.

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1.  Junction boxes, conduits and fittings installed in the septic atmosphere must be of a noncorrosive type,________________________________ .
a)  installed to prevent the entrance of gases or vapors
b) listed as explosion proof
c) listed for extra hard usage
2.  Service disconnecting means will be permitted on the building or structure or ______________________. The building disconnecting means may supply only one building/structure. The service disconnecting means must have an identification plate with ________________ letters identifying:
a) within sight and within ten feet of the building or structure served, one-half-inch high letters
b) within sight and within fifteen feet of the building or structure served, one-half-inch high letters
c) within sight and within twenty-five feet of the building or structure served, one-quarter-inch high letters
d) within sight and within fifteen feet of the building or structure served, one inch high
3.  As required by chapter 19.28 RCW or this chapter, an electrical work permit is required for the installation, alteration, or maintenance of all electrical systems or equipment except for:
a) Travel trailers;
b) Class A basic electrical work which includes limited like-in-kind replacements of Contactor, relay, timer, starter, circuit board, or similar control component; household appliance; circuit breaker; fuse; residential luminaire; and lamp
c) Class A basic electrical work which includes the like-in-kind replacement of a ten horsepower or smaller motor;
d) Class A basic electrical work which includes the like-in-kind replacement of a: snap switch; dimmer; receptacle outlet; thermostat; heating element; and luminaire ballast with an exact same ballast
e) all of the above
4.  Electrical work permits will expire ______ after the date of purchase unless electrical work is actively and consistently in progress and inspections requested.
a) 60 days
b) 120 days
c) one year
5.  Where not restricted by the building code official or Article of the 300 NEC, the wires required in NEC 300.11(a) may support raceways, cables, or boxes under the following conditions:
a) No more than two raceways or cables are supported by a support wire.
b) The support wires are minimum #12 AWG and are securely fastened to the structural ceiling and to the ceiling grid system
c) Raceways and/or cables are not larger than three-quarter-inch trade size
d) Except for Telecommunications cables, Class 2 cables, or Class 3 cables, the raceways or cables serve equipment that is located within the ceiling cavity or is mounted on or supported by the ceiling grid system.
e) All of the above
6.  Before a grounding electrode conductor can be connected to a waterworks piping system
a) all plastic pipe shall be removed.
b) the water meter shall be certified.
c) permission must be obtained from the person(s) responsible for the waterworks piping system.
7.  The department may revoke any certificate of competency upon the following grounds:
a) The holder thereof is judged to be incompetent to work in the electrical construction trade as a journeyman electrician or specialty electrician
b) The certificate was obtained through error or fraud
c) The holder thereof has violated any of the provisions of RCW 19.28.161 through 19.28.271 or any rule adopted under this chapter
d) The holder thereof has committed a serious violation of this chapter or any rule adopted under this chapter. A serious violation is a violation that presents imminent danger to the public
e) Any of the above
8.  ______________________________ are required in all licensed day care centers, all licensed children group care facilities and psychiatric patient care facilities where accessible to children five years of age and under but _____________________________ are required in psychiatric patient care facilities where accessible to psychiatric patients over five years of age.
a) Listed tamper-resistant receptacles or listed tamper-resistant receptacle cover plates, Listed tamper-resistant receptacles
b) Listed tamper-resistant cover plates, Listed tamper-resistant receptacles
c) Listed tamper-resistant receptacles, listed tamper-resistant receptacle cover plates
9.  In WAC 296-46B "Low voltage" means:
a) NEC, Class 1 power limited circuits at 30 volts maximum.
b) NEC, Class 2 circuits powered by a Class 2 power supply as defined in NEC 725.41(A).
c) NEC, Class 3 circuits powered by a Class 3 power supply as defined in NEC 725.41(A).
d) Circuits of telecommunications systems as defined in chapter 19.28 RCW.
e) All of the above
10.  Prior to completion of an exterior wall cover inspection, either: (a) The exterior shear panel/sheathing nail inspection must be completed by the building code inspector; or _____________________________________________
a) All wiring and device boxes must be a minimum of 63 mm (2 1/2") from the exterior surface of the framing member
b) All wiring and device boxes must be protected by a steel plate a minimum of 1.6 mm (1/16") thick and of appropriate width and height installed to cover the area of the wiring or box
c) a or b
d) a special inspection shall be made for the appropriate fee



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