Section ________ of the NEC states all switches must be effectively grounded, except when ________.

Q: Local ordinances ____. Select one: A. MUST BE AMENDED TO ACCOMMODATE SPECIFIC WIRING DIAGRAMS B. MAY…

A:

Q: Four-way switches are always wired between two __________ switches. Select one: A. THREE-WAY B.…

A: Four-way switches are always wired between two ______DIMMER____ switches.

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

A: The raceway size  required for each of the following conductor combination is given as per the…

Q: Type UF cable, buried underground, fed from a 15-ampere, ground-fault circuit interrupter at a…

A:

Q: 9. How is equipment containing ungrounded electrical systems required to be marked? A. With green…

A: An ungrounded system is a system that is not grounded intentionally. The neutral wire of an…

Q: The NEC requires that each service-disconnecting means be suitable for A. the prevailing…

A: The service disconnecting mechanisms used to isolate a building's premises wire from the utility…

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

A:

Q: A faulty ________________________________ may cause an unintentional open circuit.

A: The open-circuit fault mainly occurs due to the failure of the one or more conductors in the given…

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: The NEC requires that a(n)_________ be installed at each conductor splice or connection point? A.…

A: it is asked to solve the given multiple choice question

Q: An emergency system shall have adequate capacity and rating for _______ to be operated…

A: An emergency system shall have adequate capacity and rating for all loads to be operated…

Q: Food-waste disposers include a small manual reset button to restart the motor if it overheats and…

A: The Food-waste disposers shreds the wadted food for easier disposal.

Q: Ground-fault protection of equipment is required for large branch circuits of more than 150 volts to…

A:

Q: The brass-colored terminals on a three-way switch are called the __________ terminals. Select one:…

A: Three way switch: Three-way switches are commonly used to control a light fixture from two different…

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

A: 1.a. According to NEC section 300.15(C), A conduit or box body shall not be required where cables…

Q: If an equipment bonding jumper is run external to a raceway, it must be less than _______ feet.

A: If an equipment bonding jumper is run external to a raceway , it must be less than 6 feet.

Q: Four-way switches must be wired __________ in a switching circuit that has more than two switching…

A: The correct option is D. Four-way switches must be wired BETWEEN THE THREE-WAY SWITCHES in a…

Q: a relay is controlled with ______ voltages to connect devices that use high current/voltages

A: Need to identify how the relay controls the high voltage or current devices connected with it.

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

A: The given wire size is  AWG THHN copper conductors.The wires are entering in a traansformer housing…

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: According to the NEC, the term _______ means "recognized as suitable for a specific purpose…

A: It is being given that which NEC term means recognized as suitable for a specific purpose.

Q: 27. In addition to installation rules, the NEC® is concerned with the ____. Select one: A. TYPES OF…

A: Although NEC Article 110 explains general requirement of  installation and accessibility of…

Q: Raceways shall not be used as a means of support for Class 2 conductors except under the provisions…

A: Given, Raceways shall not be used as a means of support for Class 2 conductors except under the…

Q: Connect the initial circuit as shown in Figure 47-1. 2. Set VA at 20 volts. Insert a jumper wire…

A:

Q: 14. Severe burns, lung damage, eye damage, and hearing loss are all effects of what event? 8 am…

A: In this question we need to choose a correct option

Q: And interrupting rating is a/an_____rating, which is a measure of the fuses or circuit breakers…

A: Fuses are used to protect equipments during fault conditions.

Q: Receptacles that provide power for a spa or hot tub shall be ________. Select one: a.…

A: According to ARTICLE 680  of National electricity code (NEC), any outlet that supplies a hot tub or…

Q: A(n) _________ is any point in the electrical system where current supplies utilization equipment

A: A(n) _________ is any point in the electrical system where current supplies utilization equipment…

Methods of Wiring

Electrical wiring is the way of integrating cables and wires to interconnected equipment such as fuses, switches, sockets, lights, fans, and so on to the main distribution board, which is a specific structure attached to the utility pole that ensures a constant power supply.