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Mr. Dubey • 100.64K Points
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Q. In which of the following type of flame, oxygen is of same proportion with acetylene?

  • (A) neutral flame
  • (B) oxidizing flame
  • (C) carburizing flame
  • (D) both oxidizing flame and carburizing flame
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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.

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