No underwater luminaires shall be installed in a permanently-installed swimming pool that operates on supply circuits over ? Between conductors

Q: This type of cable is a fabricated assembly of insulated  conductors enclosed in a flexible metal…

A: The metal sheath provides mechanical protection to the cable, making it more resistant to physical…

Q: What size conductor should be used in a 2-wire system to service a load of 6,500 watts, 150 feet…

A:

Q: What is meant by the internal inductance of a conductor?

A: Inductance is a property of conductors which occurs when there is presence of linked flux in a…

Q: What suitable size box would be needed to accommodate the following conductors: 4 conductors #6, 8…

A: Here conductors are number of conductors =4  with size #6 number of conductors =8 with size #14

Q: What NEC chapter contains tables that are used to determine the proper size of a conductor?

A: The NEC is the worldwide accepted code for electrical wiring and installation. To determine the…

Q: what is the voltage drop percent on two 10 AWG THW copper, stranded, branch- circuit conductors,…

A: Given: what is the voltage drop percent on two 10 AWG THW copper, stranded, branch- circuit…

Q: if a wired connector has a marking of AL/CU on it; what types of conductor can be used with that…

A:

Q: What kind of instrument can determine how far a cable has moved from where it was damaged to where…

A: It is given that: What kind of instrument can determine how far a cable has moved from where it was…

Q: What is voltage of location 1 in this 120/240 volt, single phase, 3-wire diagram? Enter only the…

A: To show the voltage at location 1 .

Q: When installing grounding electrode conductor at services, it's common to use a single large common…

A: Here we discuss about grounding/earthing related concept.

Q: How long does it take for the conductors to reach the threshold temperature in a short circuit?…

A: The maximum operating temperature for the given conductor is, T1=70 oC. The cross-sectional area of…

Q: A single branch circuit consists of one ungrounded conductor, one neutral conductor, and one…

A: The explanation is as follows.

Q: may the uninsulated conductor be used for purposes other than grounding?

A: The combination of two or more insulated conductors and ground wire is non-metallic sheathed cable.…

Q: A DC motor that draws 7.2A is located 85 feet from its 240VDC source. The copper conductors…

A: Given Voltage V = 240 V Current I = 7.2 A Length L = 85 ft Voltage drop = 2%

Q: Before contacting de-energized low-voltage conductors, what must be done to possible sources of…

A: Introduction De-energized low-voltage conductors are electrical wires or conductors that are not…

Q: In terminating the coaxial cable, if the present procedure is to cut part of the braided shield and…

A: Procedure for terminating coaxial cable Step 1: The tools you will need: Compression tool Cable…

Q: What type of conduit that should be used where corrosion is a factor?

A:

Q: What device can determine how far a cable damage is?

A: we have to give detail about the device that can determine "how far a cable damage is".

Q: Name two types of conductor insulation designed to be underground

A:

Q: What is the percentage of the operating voltage increase using the same conductor diameter and the…

A:

Q: QUESTION 5 a) What is the difference between neutral and earth? b) Differentiate between…

A: In a three phase system, there are two ways to connect a three phase load. Star/Wye Connection.…

Q: When the ground is removed from the sheath at one end to reduce heating in a cable, what hazard…

A: When both ends of the sheath are grounded, the circulating current will be much higher which will…

Q: Megger is an instrument used to test wire insulation. Wire installations are generally tested for…

A: Megger method used for testing the electrical insulation is one of the oldest technique for…

Q: Information about underground cables by voltage?

A: Ground cables are used for transmission and distribution of power where it is intractable to make a…

Q: 10. A bare conductor can withstand higher levels of current than an insulated conductor of the same…

A: Note: As per our policy we can solve only one question at once, please reupload the remaining as a…

Q: Identify and explain the safety procedures and precautions that should be followed for fire…

A: Procedure that is used to install cable in buildings are as follows:- Electrical conduction  for…

Q: When all nonmetallic sheathed cables are bunched together for distances longer than 24 in what…

A: If all nonmetallic wrapped cables are bunched together, then the heat is not comfortably dissipated…

Q: The white wire of a cable may be used to connect to a "hot" ungrounded circuit conductor only if ?

A: A "hot" ungrounded cable is the wire that carries major power from the source terminal to the…

Q: Can a Type TW cable be used in an area that has an ambient temperature of 65 degrees Celsius?

A: Ambient temperature of a TW type cable is 60 degree Celcius so that it can not be used where ambient…

Q: Why is the Insulating plastic of wires color-coded?

A: Wire A wire is a thin, malleable metal strand. The most common way to make wire is to draw the metal…

Q: What device can determine how far a cable damage is

A: Cable faults are defined as an unacceptable characteristic or performance of the cable utilized in…

Q: Any net charge on the conductor resides. OAN Nde ude OD eirely ide the cunductor O o 1a rade 23…

A: In order to reduce the repulsion between electrons, inside the conductor the electric field is zero…

Q: How many conductor volume allowances should be applied for the equipment grounding conductors in the…

A: We need to answer how many conductor volume allowances should be applied for the equipment grounding…

Q: How far must mechanical protection be provided when underground service conductors are carried up a…

A: The Underground Conductor are electric conductor insulated and placed under the surface of the…

Q: determine the correct box size for each of the following conditions: 1. Two nonmetallic sheathed…

A: Given: Consider the following: Two nonmetallic sheathed cables with two 12 AWG conductors, a…

Q: What's the maximum number of 400 kcmil THHN conductors that can be installed in a 6 in. x 6 in.…

A: Given 400 Kcmil conductors Size of wire way = 6 in.× 6 in.

Q: Question#03: Justify: why electrical isolation and theft prevention are the advantages of…

A: 1. The main benefits of non-conductive cable are its isolation from the rest of the system and its…

Q: Why is it important that the “hot” conductor in a three-wire branch-circuit be properly connected to…

A: It is important that the hot conductor in a three-wire branch-circuit be properly connected to…

Q: 70. A circuit supplies a continuous load of 38 amperes and is protected by a 50-amperecircuit…

A: Steps to calculate minimum size Given continous load current Find 125% of continous load current…

Q: Per the NEC, which material must conductors be composed of, unless otherwise specified?

A: Conductor material

Q: difference betwwen fuse and circuit breaker ?

A: Fuse : A fuse can be defined as an electrical safety device which protects an electrical circuit…

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…

Q: a metal device box has four 12 AWG conductors, two internal clamps, and a duplex receptacle. Total…

A: A metal device box has four 12 AWG conductors. According to the national electric code table,…

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.