Which of the following applications would be a violation of the nec

1. Which of the following applications would be a violation of the NEC for an installation using PVC conduit?

A. Behind walls

B. Laundry room

C. Supporting a light fixture

D. Underground

 

2. Which of the following raceways is permitted for installation in cinder fill without additional protection?

A. IMC

B. RMC

C. EMT

D. PVC

 

3. Two electricians are discussing different wiring methods. Electrician A says that because the conduit body indicates its capacity in cubic inches, splices can be used within the conduit body. Electrician B says that the conductors must be installed before the raceway is complete. Which of the following statements is correct?

A. Only Electrician A is correct.

B. Only Electrician B is correct.

C. Both electricians are correct.

D. Neither electrician is correct.

 

4. Which of the following is not an acceptable condition for an installation using FMC (Greenfield) raceway?

A. With supports every 3½ feet

B. With angle connectors behind drywall

C. With supports 8″ on either side of each box

D. With three 90° bends between two pull points

 

 

5. What minimum-size, square metal box is required for six, 12 AWG, three, 10 AWG, and 4, 8 AWG conductors spliced in this box? The box has two internal AC cable clamps.

A. 4 × 1½

B. 4 11/16 × 2⅛

C. 4 11/16 × 1½

D. 4 × 2½

 

6. A pull box used for a straight pull is part of an installation where three 2-inch conduit raceways are connected on both side of the pull box. What is the minimum length required for the pull box per the NEC?

A. 8″

B. 24″

C. 16″

D. 48″

 

 

7. According to the NEC, only a _______ wiring method can be used for a surface extension from the cover of a concealed box (provided the cover is unlikely to fall off), and the wiring method must include an equipment-grounding conductor.

A. rigid

B. solid

C. flexible

D. core

 

8. Which of the following boxes commonly used in electrical work is used at a point in the circuit where current is applied to utilization equipment?

A. Device box

B. Pull box

C. Junction box

D. Handhole box

 

9. Two electricians are discussing bonding circuits. Electrician A says that to bond an isolated ground circuit more, you can add reducing washers to improve the low impedance path. Electrician B says that in a hazardous location, the bonding can use a bonding bushing with a jumper. Which of the following statements is correct?

A. Neither electrician is correct.

B. Only Electrician A is correct.

C. Only Electrician B is correct.

D. Both electricians are correct.

 

10. A vertical raceway requires intermediate cable supports. If the raceway carries 3/0 AWG copper conductors, at what distance in meters will the supports be required?

A. 80

B. 60

C. 25

D. 30

 

11. What is the maximum number of No. 6 AWG conductors that can be installed in a 4″ × 2⅛″ round metal box if there are no clamps, fittings, devices or grounding conductors in the box?

A. 4

B. 8

C. 6

D. 3

 

12. What minimum-size, 411∕16″ square box is required for four 12 AWG, four 10 AWG, and four 8 AWG conductors spliced in this box?

A. 411∕16″ × 2⅛″

B. 411∕16″ × 1¼″

C. 411∕16″ × 2¼″

D. 411∕16″ × 1½″

 

 

 

 

13. What is the minimum length of a pull box connected to three, 2-inch diameter raceways?

A. 16 inches

B. 48 inches

C. 12 inches

D. 32 inches

 

14. What is the bending radius for 1½-inch diameter, corrugated MC cable?

A. 10.5 inches

B. 18.0 inches

C. 22.5 inches

D. 15.0 inches

 

15. Flexible metal conduit is permitted for grounding by the NEC if the length in any ground return path is not over 6 feet, and the circuit conductors are protected by an overcurrent protection device that does not exceed _______ amperes.

A. 15

B. 30

C. 20

D. 60

16. What is the required bend radius for service entrance cable, 3-conductor, 3/0 AWG, approximately 1inch in diameter?

A. 15″

B. 5″

C. 1″

D. 3″

17. Where resistance to ground of a single made-electrode exceeds 25 ohms,

A. the electrode can be omitted.

B. no additional electrodes are required.

C. one additional electrode must be added.

D. additional electrodes must be added until the resistance to ground is lower than 25 ohms.

 

18. Two electricians are discussing grounding. Electrician A says that 6″ of an 8′ rod or pipe electrode is allowed to extend above the finished grade. Electrician B says that a “made” grounding electrode constructed from copper rod that is ⅝″ in diameter and 100″ long is acceptable per the NEC. Which of the following statements is correct?

A. Only Electrician A is correct.

B. Neither electrician is correct.

C. Both electricians are correct.

D. Only Electrician B is correct.

 

19. Which of the following is an acceptable installation for the use of Type NM (Romex) cable?

A. Embedded in concrete

B. Service entrance cable

C. Detached garage of two-family residence

D. Wet/damp locations

20. Two electricians are discussing underground installation of raceways. Electrician A says that cables installed under a building must be in a raceway. Electrician B says that nonmetallic raceways placed under a two-family driveway must have at least 18 inches from the top of the raceway to the surface of the finished grade. Which of the following statements is correct?

A. Neither electrician is correct.

B. Both electricians are correct.

C. Only Electrician B is correct.

D. Only Electrician A is correct.

Calculate your paper price
Pages (550 words)
Approximate price: -

Why Choose Us

Quality Papers

We value our clients. For this reason, we ensure that each paper is written carefully as per the instructions provided by the client. Our editing team also checks all the papers to ensure that they have been completed as per the expectations.

Professional Academic Writers

Over the years, our Acme Homework has managed to secure the most qualified, reliable and experienced team of writers. The company has also ensured continued training and development of the team members to ensure that it keep up with the rising Academic Trends.

Affordable Prices

Our prices are fairly priced in such a way that ensures affordability. Additionally, you can get a free price quotation by clicking on the "Place Order" button.

On-Time delivery

We pay strict attention on deadlines. For this reason, we ensure that all papers are submitted earlier, even before the deadline indicated by the customer. For this reason, the client can go through the work and review everything.

100% Originality

At Essay USA, all papers are plagiarism-free as they are written from scratch. We have taken strict measures to ensure that there is no similarity on all papers and that citations are included as per the standards set.

Customer Support 24/7

Our support team is readily available to provide any guidance/help on our platform at any time of the day/night. Feel free to contact us via the Chat window or support email: support@acmehomework.com.

Try it now!

Calculate the price of your order

We'll send you the first draft for approval by at
Total price:
$0.00

How it works?

Follow these simple steps to get your paper done

Place your order

Fill in the order form and provide all details of your assignment.

Proceed with the payment

Choose the payment system that suits you most.

Receive the final file

Once your paper is ready, we will email it to you.

Our Services

Essay USA has stood as the world’s leading custom essay writing services providers. Once you enter all the details in the order form under the place order button, the rest is up to us.

Essays

Essay Writing Services

At Essay USA, we prioritize on all aspects that bring about a good grade such as impeccable grammar, proper structure, zero-plagiarism and conformance to guidelines. Our experienced team of writers will help you completed your essays and other assignments.

Admissions

Admission and Business Papers

Be assured that you’ll definitely get accepted to the Master’s level program at any university once you enter all the details in the order form. We won’t leave you here; we will also help you secure a good position in your aspired workplace by creating an outstanding resume or portfolio once you place an order.

Editing

Editing and Proofreading

Our skilled editing and writing team will help you restructure you paper, paraphrase, correct grammar and replace plagiarized sections on your paper just on time. The service is geared toward eliminating any mistakes and rather enhancing better quality.

Coursework

Technical papers

We have writers in almost all fields including the most technical fields. You don’t have to worry about the complexity of your paper. Simply enter as much details as possible in the place order section.