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 18 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?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

For a complete list of videos, visit our video library