Residential electrician - Study guides, Class notes & Summaries

1. Where a one- or two-family dwelling has an attached three (3)-car garage, what is the MINIMUM number of 125-volt, single phase, 15- or 20-ampere receptacles required to be located in the garage? A. one B. two C. three D. four - ANSWER C. three 2. Where nonmetallic-sheathed cable (NM) or multi conductor Type UF cable is installed in nonmetallic device boxes, the cable sheath shall extend NOT less than ________ inside the box and beyond any cable clamp.

Residential Electrician Exam #1Complete Questions With 100% Correct Answers. Ferrous metal enclosures for grounding electrode conductors shall be _____. a) electrically continuous b) electrically isolated c) not permitted d) rigid metal conduit (RMC) only A: electrically continuous Ref: 250.64(E) Unless listed for the control of other loads, general use dimmer switches shall only be used to control _____. a) switched receptacles for cord-connected incandescent luminaires b) permanently...

Residential Electrician Exam #4 Questions With 100% Correct Answers.

Residential Electrician Exam #3 Questions With Complete Answers.

NCCER STUDY GUIDE When is nonmetallic-sheathed cable used - ANSWER-In a residential wiring system Phases of residential electrical wiring include - ANSWER-Rough in, Trim out, Testing and Troubleshooting What two groups are industrial electricians split into - ANSWER-Installers and maintenance personal How many hours of on job learning are required for an apprenticeship program each year - ANSWER-2,000 hours AC Voltage Tag Colors Class 00 - ANSWER-Beige tag 500 volts AC Voltage Tag Colo...

Ferrous metal enclosures for grounding electrode conductors shall be _____. a) electrically continuous b) electrically isolated c) not permitted d) rigid metal conduit (RMC) only - Answer- A: electrically continuous Ref: 250.64(E) Unless listed for the control of other loads, general use dimmer switches shall only be used to control _____. a) switched receptacles for cord-connected incandescent luminaires b) permanently installed incandescent luminaires c) ceiling fans with luminaires...

Residential Electrician Exam #2 Latest Questions With 100% Correct Answers Graded A+ The MAXIMUM height that kitchen countertop receptacle outlets may be installed above the countertop shall be _____. a) 12 inches b) 18 inches c) 20 inches d) 24 inches C: 20 inches Ref: 210.52(C)(5) For dwelling units, panelboards are permitted to be located in all the areas listed EXCEPT _____. a) hallways b) garages c) kitchens d) bathrooms D: bathrooms Ref: 240.24(E) The MAXIMUM number of groun...

Residential Electrician Exam 3 - Q & A A 240-volt, single-phase, 30-ampere rated, electric clothes dryer has a VA rating of _____. a) 5,000 VA b) 7,200 VA c) 8,000 VA d) 15,400 VA Sol: P = I x E P = 30 amperes x 240 volts = 7,200 VA Type XHHW insulated conductors are permitted to be used in _____. a) dry locations only b) wet locations only c) dry or damp locations only d) dry, damp, or wet locations Ref: Tbl. 310.13(A); 310.8(B) and (C)(2) When two single-pole switches are mounted on the same...

Residential Electrician Exam 1 - Q & A Receptacle outlets on a 20-ampere rated small appliance branch-circuit serving kitchen countertops in a dwelling unit are to be rated _____. a) I only b) II only c) either I or II d) neither I nor II Ref: Tbl. 210.21(B)(3) In general, service conductors installed as open conductors shall have a clearance of not less than _____ from windows that are designed to be opened, doors, porches or balconies. a) 6 feet b) 8 feet c) 5 feet d) 3 feet Ref: 230.9(A) Gi...