General Knowledge - General Science - Discussion

Discussion Forum : General Science - Elements and Metals (Q.No. 17)
17.
The gases used in different types of welding would include
oxygen and hydrogen
oxygen, hydrogen, acetylene and nitrogen
oxygen, acetylene and argon
oxygen and acetylene
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
55 comments Page 6 of 6.

Deepa gupta said:   1 decade ago
Mixture of oxygen and acetylene forms oxyacetylene gas which helps in welding process.

Venki said:   1 decade ago
What is thermal welding?

Abhishek said:   1 decade ago
Argon gas also used, now these days argon gas used in welding. So correct answer C.

Abhay said:   1 decade ago
Argon being inert gas used to cover welded portions to protect it from oxidation.

Salman said:   1 decade ago
Because oxygen react with acetylene and form oxyacetylene gas which helps in welding process.


Post your comments here:

Your comments will be displayed after verification.