When a three-conductor multi-wire circuit is used in place of two separate branch circuits to supply split-wired receptacles, the grounded (neutral) conductor is required to be ____. A. durably marked B. pigtailed so that its continuity does not depend on the presence of a wiring device C. connected to the white or silver-colored receptacle binding screw D. both b and c

Q: . Which of the following statements about securing and protecting grounding electrode conductors is…

A: A) Ground elecrodes can be run through wood framings. Since wood being an insulator and doesn't hold…

Q: 13.a. What does Section 230.10 prohibit the use of for the support of overhead service conductors?…

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Q: Find the appropriate conductor size for a THHN copper wire with 75 deg Celsius temperature capacity…

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Q: 45. A switch or circuit breaker can be used as both the controller and disconnecting means if it a.…

A: a switch or circuit breaker can be used as both the controller and disconnecting means if: a) opens…

Q: Give the raceway size required for each of the following conductor combinations: 1. Five, 10 AWG,…

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Q: The ohms per 1000 feet measurements for conductors can be found in _____. Select one: a. article…

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Q: 2. What fault occurs when Line and Neutral wires come with each other? Which device is actuated?

A: According to the given question, it is required to describe the fault which occurs when a line and a…

Q: The National Electrical Code® requires that all switching be done in the __________ circuit…

A:

Q: Draw the Graphical symbols for various types of Apparatus & Circuit elements for Substations main…

A: Substation equipment Isolator LA Circuit Breaker Current transformer Potential transformer Circuit…

Q: When connecting a multiwire (3-wire) circuit to a single phase panel, one ungrounded conductor must…

A: This is related to 3 wire system. Fill the blank    When connecting a multi wire (3-wire) circuit to…

Q: 5. How many system bonding jumpers normally are there for a separately derived system that's…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub- parts…

Q: While multi-wire branch circuits are sometimes used in residential wiring, they present the problem

A: A multi wire branch circuit generally means that there are two ungrounded or simply live conductors…

Q: To interconnect grounding electrode and form grounding electrode system, connect the________ to a…

A: The bonding jumper is used to interconnect the grounding electrode and form a grounding electrode…

Q: Receptacle and cord terminals should be marked as follows; A. “X” and “O” ungrounded, “W” grounded…

A: Different NEC codes are used for terminal identification for Receptacles and codes.

Q: 5. Why isn't solder permitted to be relied on for grounding electrode connections? A. The solder…

A: Grounding electrodes are used to create a connection between the electrical system and…

Q: If the transformer section of the unit substation is to be given a megohmmeter test, the line…

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Q: choose the correct answer A transformer with full load voltage of 223 volts, when the regulation is…

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Q: 1.1 PV modules can be wired together in an array using ______ connections to increase voltage. a.…

A: In this question,  We need to choose the correct option Which method will be prefere to increase the…

Q: Restrictions on types of conduits used for installing service, sub panel, emergency service panel.

A: We are authorized to answer one question at a time, since you have not mentioned which question you…

Q: 19. What size copper bonding jumper must be used in an AC electrical system that has 500 kcmil…

A: 20. Answer:D.busbar  A neutral  disconnect link is usually in the form of a busbar or a terminal to…

Q: Underground service conductors shall have [Fill-in-the-blank]. A)adequate mechanical strength.…

A: According to the section 230.31 Underground service conductor shall have sufficient ampacity for the…

Q: If a grounded surface metal box makes direct contact with the mounting strap for a switch or…

A: Given that metal box makes direct contact with the mounting strap for a switch or receptacle and…

Q: Ground fault protection of - equipment shall be provided for solidly grounded wye electrical…

A: The correct answer to the question is: A. 1000 amperes Here's the explanation: 1. Reference to NEC…

Q: .A. The insulation color of a grounded wire should be A. white. B. red. C. black.   4.B. A switch…

A: To select proper options from given

Q: 1.a. Section 300.15(C) requires a fitting to be installed on each end of a conduit or tubing being…

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Q: The required terminal wiring space for 4/0 AWG THHN copper conductors entering a 480-volt…

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Q: choose the correct answer _________________ device may be used for extending the range of voltmeter…

A: series multiplier device may be used for extending the range of voltmeter or its called multiplier…

Q: If a separate, wire-type equipment grounding conductor (EGC) is used for any reason, the EGC of a…

A: Equipment grounding Equipment grounding includes exposed conductive parts which can get energized.…

Q: ______ protection of equipment shall be provided for solidly grounded wye electrical services of…

A: Short-circuit protection of equipment shall be provided for solidly grounded wye electrical services…

Q: 3.a. When feeders or branch circuits are installed to supply a separate building or structure, a/an…

A: Answer 3.a) When feeder or branch circuits are installed to supply a separate building or structure,…

Q: 26) What is the type of electrical fault shown in the diagram : (A) Three Phase. (B) Phase to phase…

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Q: . You're installing type AC cable. The armor coating of type AC cable is allowed for use as an…

A: Requirement for the installation and constructions for AC 'Armored cable' are located in Article…

Q: 14. Which of the following is a condition that must be met in order to qualify for the exemption…

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Q: . A grounded circuit conductor and the equipment grounding conductor should always be joined at the…

A: Choose the correct option A grounded circuit conductor and the equipment grounding conductor should…

Q: Service conductors supplying a building or other structure must not of another building or other…

A: From Article 230 of National Electric Code (NEC), the following information can be obtained:Service…

Q: If two 115-volt loads were connectedin parallel with 240 volts, they would__________.a. burn dimlyb.…

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Q: 19. Which of the following is bonded to the grounding electrode system of the supply system by being…

A: Equipment bonding jumper is basically used to provide a connection between the equipment grounding…

Q: 8.a. A grounded conductor is a conductor that has been _______ grounded. A. electronically B.…

A: 8.a. A grounded conductor is a conductor that has been intentionally grounded. It is used to carry…

Q: testing installation of grounds, the usual procedure is to connect one lead of the megohmmeter to…

A: Megohmmeter is an instrument use for the measurement of very high resistance such as insulation…