Residential Construction Academy: House Wiring (MindTap Course List)
5th Edition
ISBN: 9781337402415
Author: Gregory W Fletcher
Publisher: Cengage Learning
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Question
Chapter 7, Problem 4RQ
To determine
The description of a mast-type service entrance.
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Chapter 7 Solutions
Residential Construction Academy: House Wiring (MindTap Course List)
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- Explain the difference between new-work and old-work electrical boxes. (Objective 10-1)arrow_forwardName and describe three cable types that can be used in residential electrical installations. (Objective 2-5)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_forward
- Describe when an electrician would use a new work box and an old work box. (Objective 2-3)arrow_forwardList five guidelines for the care and safe use of electrical hand tools. (Objective 3-4)arrow_forwardExplain why it is important to have the proper setout when installing electrical boxes. (Objective 10-3)arrow_forward
- Describe the support requirements for service entrance cable. (Objective 7-3)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_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
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