This topic contains a solution. Click here to go to the answer

Author Question: Which of the following is a general NEC requirement for installing boxes? A) The box must be at ... (Read 33 times)

Anajune7

  • Hero Member
  • *****
  • Posts: 574
Which of the following is a general NEC requirement for installing boxes?
 
  A) The box must be at least 2 deep.
  B) The box must be installed flush to the wall surface.
  C) The box must be of a sufficient size to permit locknuts to be properly installed.
  D) The finished installation must be accessible for future repair or maintenance.

Question 2

What size of a junction box must be used if there is one 4 conduit and two 3 conduits entering on one side of
  the box and exiting at a 90 angle on another side of the box? (Assume the conductor size is No. 4 AWG or
  larger.)
 
  A) 30
  B) 48
  C) 56
  D) 60



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

KKcool

  • Sr. Member
  • ****
  • Posts: 340
Answer to Question 1

Answer: D

Answer to Question 2

Answer: A




KKcool

  • Sr. Member
  • ****
  • Posts: 340

 

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

For a complete list of videos, visit our video library