All 125 volt - Study guides, Class notes & Summaries

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...

Journeyman Electrician Practice Test - Questions, Answers and Rationales For dwelling units, GFCI protection is required for all single-phase, 125-volt, 15- and 20-ampere receptacles installed within six (6) feet of the top inside edge of the bowl of sinks located in _____. a. laundry rooms b. bathrooms c. garages d. all of these areas no matter what the location or room in a dwelling, where the 15- or 20-ampere, 125-volt eceptacles are installed within six (6) feet from the top inside edge of...

Where a water pipe passes over an indoor motor control center, leak protection apparatus shall have a MINIMUM clearance of _____. a) 6 feet to the protection apparatus b) 6 feet to the water pipe c) 6 1⁄2 feet to the protection apparatus d) 6 1⁄2 feet to the water pipe A: 6 feet to the protection apparatus Ref: 110.26(F)(1)(a) Branch circuit grounded conductors that are not connected to an overcurrent device shall be permitted to be sized at LEAST _____ of the continuous and n...

Journeyman Electrician Exam 3 - Q & A The NEC requires the MAXIMUM length permitted for a flexible cord supplying a 208-volt, single-phase, room air-conditioner to be _____. a) 4 feet b) 6 feet c) 8 feet d) 10 feet Ref: 440.64 In general, which of the following receptacle outlets in a commercial kitchen are required by the NEC to be GFCI protected? a) All 125-volt, single-phase, 15- and 20-ampere rated receptacles. b) All 125-volt, 15- or 20-ampere rated receptacles in wet locations only. c) A...

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...

Grounding and Bonding: Where outside, aluminum or copper-clad aluminum grounding electrode conductors shall not be terminated within ____in. of Earth. A. 12 in. B. 18 in. C. 24 in. D. 36 in. - B. 18 in. 250.64(A) Temporary Installations: When used by personnel during construction, remodeling, maintenance repair, or demolition of a building, GFCI (ground fault circuit interrupter) protection is required for all 125 volt _____? A. 15 ampere receptacles B. 15, and 20 ampere receptacles...

Home Inspection Course National Preparation Exam Q&A 2024 The main difference between a laundry tub pump and a sump pump is (a) laundry tub pumps can handle lint (b) sump pumps are laundry capacity (c) laundry tub pumps operate on 120 volt, and sump pumps operate only on 240v power (d) sump pumps are manual, and laundry tub pumps are automatic - CORRECT ANSWER-(a) laundry tub pumps can handle lint All of the following are common HRV problems except (a) missing filters (b) dirty h...

The minimum size equipment grounding conductor for a 100 ampere, 120/240 volt single phase underground dwelling feeder whose ungrounded conductors have been increased in size from 3 AWG copper to 1 AWG copper is __ AWG copper Ampacities, Grounding 250.122(B) Table 250.122 Table 8 Ch 9 - Answer-4 The continuity of the grounded conductor shall depend on a busbar or __ only. Continuity, Grounded conductors 200.12 - Answer-wire. Each multi-wire branch circuit shall be provided with a means t...

What is the result if the neutral wire becomes open on a multiwire circuit having unequal loads? The load of higher resistance would overheat and probably be damaged. The Code reference that specifies the type of disconnecting means (circuit breaker for example) that can be used on a multiwire branch circuit that feeds devices mounted on the same yoke [a stack switch or a duplex receptacle for example] is ___. 240.15(B)(1) Brainpower Read More Previous Play Next Rewind 10 ...

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 ...