Which gas is used in gas welding? (CSS MPT 2024)
Acetylene
Oxygen
Ethylene
Hydrogen
Correct Answer: (Acetylene)
Which gas is used in gas welding?
A. Acetylene
B. Oxygen
C. Ethylene
D. Hydrogen
Explanation:
The correct answer is A. Acetylene. Acetylene is commonly used as a fuel gas in gas welding processes. It is often combined with oxygen to create a flame with sufficient heat for welding and cutting metals.