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

Author Question: What drives a ballistic concrete nail in? What will be an ideal ... (Read 48 times)

sjones

  • Hero Member
  • *****
  • Posts: 520
What drives a ballistic concrete nail in?
 
  What will be an ideal response?

Question 2

Explain the significance of each part of this bolt specification. 2 x  NC-20 hex head
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

coyin

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

A small charge that resembles a 22-caliber blank cartridge.

Answer to Question 2

The first dimension given, 2 inches is the length of the bolt. The second dimension,  inch, is the outside or major diameter of the bolt. The letters NC refer to the fact that this a national coarse threaded bolt. It has twenty threads per inch, and the bolt has a hex head.




sjones

  • Member
  • Posts: 520
Reply 2 on: Jul 26, 2018
Excellent


Zebsrer

  • Member
  • Posts: 284
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

For a complete list of videos, visit our video library