Rigid metal conduit (RMC) is a threadable raceway of ____ designed for the physical protection and routing of conductors and cables. Select one: A. AN INCOMPRESSIBLE MATERIAL B. GALVANIZED STEEL C. VARIOUS BENDING RADII D. CIRCULAR CROSS SECTION

Rigid metal conduit (RMC) is a threadable raceway of ____ designed for the physical protection and routing of conductors and cables. Select one: A. AN INCOMPRESSIBLE MATERIAL B. GALVANIZED STEEL C. VARIOUS BENDING RADII D. CIRCULAR CROSS SECTION

EBK ELECTRICAL WIRING RESIDENTIAL

19th Edition

ISBN:9781337516549

Author:Simmons

Publisher:Simmons

Chapter15: Dryer Outlet, Lighting, And Receptacle Circuits For The Laundry, Powder Room, Rear Entry Hall,and Attic

Section: Chapter Questions

Problem 15R: a. Must the metal frame of an electric clothes dryer be grounded? ___________ b. Is it permitted to...

See similar textbooks

Related questions

Q: 23. A grounding conductor helps prevent a shock hazard in the event that an ungrounded, or hot,…

A: The explanation is as follows.

Q: A two conductor main A B, 500 m in length is fed from both ends at 250 volts. Loads of 50 A, 60 A,…

A: Given data, The value of area is A = 1 cm2. The value of resistivity for double conductor is ρL =…

Q: grounding and bonding requirements 17. Which of the following is effective when it comes to…

A: Solve the first question, unless the student has asked for a specific question to be solved, subject…

Q: Expansion fittings and telescoping sections of metal raceways shall be made electrically continuous…

A: In Bonding loosely jointed metal raceways, grounding electeode and grounded current carrying…

Q: 4.a. The installation of motor controllers and combination load equipment is not permitted if the…

A: A motor controller is a device or combination of devices, that can control how an electric motor…

Q: For installing directly in a concrete slab, (armored cable), (non metallic-sheated cable), (rigid…

A: For installing directly in a concrete slab Rigid metal conduit (RMC) can be used. A rigid metal…

Q: On your own understanding, what is solid wire conductor and stranded wire conductor and where are…

A: The explanation is as follows.

Q: Question 5 If a building or structure is supplied by a feeder from an outdoor separately derived…

A: Given statement, If a building or structure is supplied by a feeder from an outdoor separately…

Q: The interior of a raceway installed on the outside of a building exposed to the weather O (Dry) O…

A: permitted, installing cables of entirely nonmetallic sheaths into the top of a surface-mounted…

Q: 7. What is the object of equipment grounding? Briefl y describe the functions of substation…

A: The object of equipment grounding: To reduce as much as possible the emergence of any voltages in…

Q: 9. Which type of cable would you use to connect multiple buildings in an industrial facility? A.…

A: Four options are given. We need to choose the correct option. It is asked that which type of cable…

Q: If overcurrent protection is not provided at the source of a separately derived system, the…

A: All ordinarily conductive non-current-carrying metal parts and other conductive materials are…

Q: Which of the following is not a criteria for the mechanical design of an overhead line? O Minimum…

A: over head lines are designed based on distance between conductor and earth , tensile stress ,…

Q: 1) What is the allowable ampacity of a single #2 THHN conductor that is installed in a conduit with…

A: It is asked to find the the allowable ampacity of a single #2 AWG THHN conductor that is installed…

Q: Which of the following would help avoid the choke effect in grounding electrode conductors? A.…

A: The correct option is B that us using an appropriate PVC(POLY VINY CHLORIDE) CONDUIT WILL AVOID…

Q: Label the parts of Tubular Steel Poles

A: Steel tabular poles are not commonly used poles these poles are used when there is need of low cost…

Q: 2.a. What's defined as an assembly consisting of a service raceway, guy wires or braces, service…

A: 2.a. Drip loops are used for preventing rainwater and moisture. Thus this is not a suitable…

Q: Which of the following statements about equipment grounding conductors is true? A. Unacceptable…

A: Correct option is B that is ELECTRIC GROUND CONDUCTORS must be capable of withstanding the higher…

Q: Where nonmetallic-sheathed cable is run at angles with joists in unfinished basements, it shall be…

A: According to article 334 nonmetallic -sheathed cable . Where nonmetallic-sheathed cable is run at…

Q: n an ungrounded electrical systems with conductors installed in grounded metal raceways and…

A: In an ungrounded electrical system, there is no direct connection with the grounding electrode.…

Q: 10.a. Which of the following is a condition of the exception that allows the grounded conductor of…

A: According to guidelines we need to solve only first question. According to the question we have to…

Q: . The only exception to the need for all information technology equipment to be satisfactorily…

A: Equipment grounding is mainly done for user protection.it is a non-current carrying element. A. In…

Q: 4. Why are the outer metal parts of electrical appliances grounded?

Q: Some electricians do not bother to calculate the minimum size of neutral service conductor. They…

A: 3-phase star connection balanced system does not require a neutral wire in the system. Basically, in…

Q: 20. If a cable assembly such as a metal-clad (MC) cable includes an equipment grounding conductor…

A: given a mcq on optical cables and the coloured used for MC cables.

Q: In terminating the coaxial cable, If the present procedure is to loosen up the braided shield and…

A: In terminating the coaxial cable, the the flaring and bending back the outer braid onto the cable…

Q: Determine the Primary Conductor Size (include the AWG size number), Secondary Conductor Size…

A: P= 90 KVA Three phase transformer 400/230 V

Q: A protective conductor connecting exposed conductive parts of equipment to the main earthing…

A: In earthing a conductor is used to connect the exposed conductive parts(metallic parts) of various…

Q: Which of the following criteria is correct for the mechanical design of the overhead line? Minimum…

A: Design parameters of design mechanical design of the overhead line.

Q: Four No. 12 and four No. 10 conductors are to be installed in a EMT conduit. What size EMT conduit…

A: Conductors size is selected on the basis of assigned numbers. As the assigned number increases then…

Q: Which of the following is a term missing from the National Electrical Code but used by manufacturers…

A: ANSWER (1) Grounding Triad is the term which is missing in NATIONAL…

Q: Connections from headers to cabinets and other enclosures, in cellular concrete floor raceways,…

A: To explain the means of connection made from header to cabinets and other enclosures, in cellular…

Q: How the expression for the lowest point of the catenary curve if the supports are at different…

A: Explanation: Given that, allowable tensile strength = 800 kg, safety factor = 2, span length (L)…

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: Identify and describe the step-by-step process used to pull cable and the step-by-step process used…

A: 1. The first step is to to lay electrical conduction of 2mm thick and 25 mm in size for the PVC…

Q: In the conduit diagram shown in attached picture, determine how many wires are in each conduit…

A: The circuit is shown below: Between the three-phase line and the disconnect switch. The switch is…

Q: 14. If the total circular mil area of the largest ungrounded service-entrance conductor for a…

A: Explanation: The equivalent area of four ungrounded paralleled 500 kcmil conductors is 2000 kcmil.…

Q: It is not uncommon for electrical designers to require an equipment grounding conductor to be…

A: True, Because for each and every equipment there is different grounding required according to the…

Q: 13. If the largest ungrounded service-entrance conductor for a service is 750-kcmil copper, what is…

A: Choose the correct option, If the largest ungrounded service-entrance conductor for a service is…

Q: Which of the following criteria is correct for the electrical design of the overhead line? O Tensile…

A: Need to find the criteria for Electrical design of overhead line

Q: 15 A certain type of Suspension Type Insulator is used to sustain heavy tensile loads of conductors…

A: Given that Suspension type insulator is used to sustain heavy tensile loads of conductors when the…

Q: A two conductor street main AB, 500 meters in length is fed from both end at 250 volts. Load of 50A,…

A: The solution can be achieved as follows.

Q: How many 14 AWG THHN conductors, including an equipment grounding conductor, can be installed in a…

A: Here we have to refer standard tables, When determining the maximum number of conductors permitted…

Q: Airframe Electrical System Question: Which wire installation type has the best rating and is the…

A: The wire installation type with best rating and most resistive to breakdown in a chemical…

Q: The voltage drop percentage for a panel feeder with a no continuous load of 180A, using 3/0 THWN…

A: Given data, A 3/0 THWN copper conductors at 480 V Length, L=248' Load current, I=180 A

Q: What size equipment grounding conductor is used with # 8 AWG nonmetallic-sheathed cable

A: The minimum size equipment grounding conductor is selected on the basis of the current rating…

Q: Why do multiple conductors in dc, 1-phase, and 3-phase power cables not disturb the magnetic compass…

A: Multiple conductors in DC, 1- phase, or 3 phase power cables do not disturb the magnetic compass…

Q: When expansion fittings are installed in a run of metallic raceway, the electrical continuity and…

A: Bonding conductor or jumper is a reliable conductor that ensures the required electrical…

Concept explainers

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.

Question

Rigid metal conduit (RMC) is a threadable raceway of ____ designed for the physical protection and routing of conductors and cables.

Select one:

A. AN INCOMPRESSIBLE MATERIAL

B. GALVANIZED STEEL

C. VARIOUS BENDING RADII

D. CIRCULAR CROSS SECTION

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.

Similar questions

Which section of the Code prohibits supporting coaxial cables from raceways that contain light or power conductors? NEC ______________
4 Describe the various methods of laying underground cables. What are the relative advantages anddisadvantages of each method?
Expansion fittings and telescoping sections of metal raceways shall be made electrically continuous by _____ or other means. Select one: A. GROUNDING ELECTRODE B. GROUNDED CURRENT CARRYING CONDUCTOR C. EQUIPMENT BONDING JUMPER
How many 14 AWG THHN conductors, including an equipment grounding conductor, can be installed in a 3/8-in. flexible metal conduit using inside fittings? Select one: A. 2 B. 6 C. 4 D. 8
On the 1km long dc distributor above the applied voltage at point O is 200V. Lengths ??? = 100?,??? = 600? and the impedance for the conductor material per 10000m is ?? = 5 < 53.130Ω. Calculate:a. The potential at point C b. Current along section OC of the distributor
Is it permitted to use flexible metal conduit over 6 ft (1.8 m) in length as a grounding means? (Yes) (No) (Circle the correct answer.)
a. How many feet of 2-conductor bell wire cable are required? ______ b. How many feet of 3-conductor bell wire cable are required? ______
analyse the rating of wires/ cables and mcb used for different types of loads
In the conduit diagram shown in attached picture, determine how many wires are in each conduit between each piece of equipment. Identify each wire terminal connection and the quantity of wires, as shown in the example, above the disconnect
23. A grounding conductor helps prevent a shock hazard in the event that an ungrounded, or hot, conductor comes in contact with the case or frame of an appliance. Select one: TRUE FALSE
6. Which of the following is a condition that a liquidtight flexible metal conduit must meet in order to be suitable as an equipment grounding conductor? A. The conduit is terminated in listed fittings.B. For trade sizes 3/4 through 1 1/4, the conduit conductors contained in the conduit are protected by overcurrent devices rated at 20 amperes or less.C. The combined length of the conduit and other tubing and conduit in the same ground-fault path exceeds six feet. D. For trade sides 3/8 through 1/2, the circuit conductors contained in the conduit are protected by overcurrent devices rated not more than 60 amperes. 7. You're going to connect a surge protection device to a separately derived electrical system. In this situation, the surge protection device should be connected at A. the load side of the first overcurrent protection device. B. the input to the transformer's primary winding.C. the end of the shortest branch circuit.D. the first connected IT cabinet. 8. What is another term…
Where insulated conductors are deflected within a wireway, either at the ends or where conduits, fittings, or other raceways or cables enter or leave the wireway, or where the direction of the wireway is deflected greater than ____, dimensions corresponding to one wire per terminal in Table 312.6(A) shall apply.