β
Correct Answer: (A)
neutral flame
Explanation: in neutral flame oxygen is in the same proportion with acetylene. neutral welding flames are commonly used to weld: mild steel, stainless steel, cast iron, copper, aluminium, etc.
Explanation by: Mr. Dubey
in neutral flame oxygen is in the same proportion with acetylene. neutral welding flames are commonly used to weld: mild steel, stainless steel, cast iron, copper, aluminium, etc.
Discussion
Question Analytics
744
Total Visits
3 y ago
Published
Mr. Dubey
Publisher
84%
Success Rate