Residential Construction Academy: House Wiring (MindTap Course List)
5th Edition
ISBN: 9781337402415
Author: Gregory W Fletcher
Publisher: Cengage Learning
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Chapter 10, Problem 5RQ
Explain why it is important to have the proper “setout” when installing electrical boxes. (Objective 10-3)
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Residential Construction Academy: House Wiring (MindTap Course List)
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- Calculate the minimum copper conductor size needed for a 120/240-volt electric range branch circuit. The electric range has a nameplate rating of 12 kW. Show all work. (Objective 6-2)arrow_forwardExplain the difference between new-work and old-work electrical boxes. (Objective 10-1)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_forward
- Describe how a conductor that is larger than 6 AWG can be identified as a grounding conductor. Name the NEC section that covers this wiring situation. (Objective 9-4)arrow_forwardDescribe when three-way switches would be used in a residential Lighting circuit. (Objective 2-8)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
- Describe how a white Insulated conductor in a cable assembly is reidentified as an ungrounded hot conductor. Name the NEC section that covers this wiring situation. (Objective 9-4)arrow_forwardIf Type SER service entrance cable is used by an electrician to feed a subpanel from a main panel, the cable must be secured within _________of the panel enclosures and at Intervals not exceeding___________. Name the NEC section that states this requirement. (Objective 8-7)arrow_forwardAlthough it is not a specific requirement, most electricians feel that the best place to start a cable run for a branch circuit is at the service panel or subpanel. Explain why this is so. (Objective 11-3)arrow_forward
- When wiring a split-wired receptacle, it is recommended that the part of the duplex receptacle controlled by a switch be the _______half and the part that is hot at all times is the ______ half. (Objective 18-3)arrow_forwardDescribe the purpose of an LB conduit body used in a residential service entrance Installation that uses electrical conduit. (Objective 8-1)arrow_forward
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