Residential Construction Academy: House Wiring (MindTap Course List)
5th Edition
ISBN: 9781337402415
Author: Gregory W Fletcher
Publisher: Cengage Learning
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Chapter 3, Problem 4RQ
Name the three styles of screwdrivers used most often in residential electrical work. (Objective 3-1)
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Residential Construction Academy: House Wiring (MindTap Course List)
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- The metal frame of a switch or receptacle is called a (n) ______ or ______. (Objective 18-3)arrow_forwardA wall-mounted luminaire (fixture) weighing not more than_________ pounds is permitted to be supported on a device box provided the luminaire or its supporting yoke is secured to the box with no fewer than two 6-32 or Larger screws. Name the NEC section that covers this requirement. (Objective 9-5)arrow_forwardName the size of machine screw that is used to secure switches and receptacles to device boxes. (Objective 2-8)arrow_forward
- Describe the purpose of an LB conduit body used in a residential service entrance Installation that uses electrical conduit. (Objective 8-1)arrow_forwardName the system that is used to size the conductors used in electrical work. (Objective 2-5)arrow_forwardName the ampacity for the following copper conductors according to Table 310.15(B) (16): (Objective 6-4) a. 10 AWG THW amps _____ amps b. 8 AWG THWN amps_______ amps c. 1 AWG THHN amps ______ amps d. 4/0 TW amps ______ ampsarrow_forward
- In a work situation where an electricians hands get wet while operating a 120-volt, corded drill, which of the following would be true? (Objective 1-1) a. Body resistance increases, and any shock would be mild. b. Body resistance remains the same, and there is no danger as Long as rubber boots are worn. c. Body resistance is substantially decreased, and severe shock could occur. d. There is no danger as Long as a three-prong plug is used.arrow_forwardName the standard sizes of circuit breakers up to and including 100 amperes. This information is found in NEC NEC Section____________.(Objective 6-2)arrow_forwardSmall-appliance branch circuits and laundry branch circuits installed in a dwelling must have a rating of at least__________ amperes. This information is found in NEC Section __________. (Objective 6-2)arrow_forward
- The most often used category-rated UTP cable for voice and data wiring from various outlets back to the service center or other distribution device in a residential application is______. (Objective 16-3)arrow_forwardThe minimum amount of free conductor required at an electrical box used in residential wiring for termination purposes is______________ inches. As long as the box has no dimension Larger than 8 Inches (200 mm), there must be at Least ______ inches of free conductor extending out from the box opening. Name the NEC section that covers this wiring practice. (Objective 9-3)arrow_forwardDirections: Circle T to indicate true statements or F to indicate false statements. The higher the resistance in an electrical circuit, the lower the amount of current that can flow in the circuit. (Objective 1-2)arrow_forward
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