Residential electricians - Study guides, Class notes & Summaries

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...

Residential Electrician Exam #2 || Questions and Answer 100% Accurate Residential Electrician Exam #2 || Questions and Answer 100% Accurate 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 - ANSWER-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) ...

Residential Electrician Exam #1 || Questions and Answers 100% Correct Residential Electrician Exam #1 || Questions and Answers 100% Correct 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) swi...

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...

When a single branch-circuit with an equipment grounding conductor is supplying a detached garage from a house, what, if any, additional grounding electrode(s) is/are required at the garage? a) A ground rod and underground metal water pipe. b) A metal underground water pipe only. c) A metal underground water pipe and building steel, if available. d) No additional electrodes are required. - Answer-D: No additional electrodes are required. Ref: 250.32(A), Ex. The point of attachment of a se...

What is the MAXIMUM allowable cord length for the cord supplying a cord-and-plug connected dishwasher installed under a kitchen counter in a dwelling unit? a) 11⁄2 feet b) 2 feet c) 3 feet d) 4 feet - Answer-D: 4 feet Ref: 422.16(B)(2)(2) What is the MINIMUM size copper SE cable with type THHW insulation that may be used as ungrounded, service-entrance phase conductors for a 150 ampere-rated, 120/240-volt, singlephase, residential service? a) 1/0 AWG b) 1 AWG c) 2 AWG d) 3 AWG - A...

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...

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 CORRECT ANSWER 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 CORRECT ANSWER D: bathrooms Ref: 240.24(E) The MAXIMUM number of grounded conductors allowed to be terminated in an individu...

What is the MAXIMUM allowable cord length for the cord supplying a cord-and-plug connected dishwasher installed under a kitchen counter in a dwelling unit? a) 11⁄2 feet b) 2 feet c) 3 feet d) 4 feet CORRECT ANSWER D: 4 feet Ref: 422.16(B)(2)(2) What is the MINIMUM size copper SE cable with type THHW insulation that may be used as ungrounded, service-entrance phase conductors for a 150 ampere-rated, 120/240-volt, singlephase, residential service? a) 1/0 AWG b) 1 AWG c) 2 AWG d) 3 AW...

Ferrous metal enclosures for grounding electrode conductors shall be _____. a) electrically continuous b) electrically isolated c) not permitted d) rigid metal conduit (RMC) only CORRECT 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 lumin...