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 45 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
Wow, this really help


ASDFGJLO

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

For a complete list of videos, visit our video library