Question:medium

Oxygen to acetylene ratio in carburising flame is

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Carburising (Reducing): $O_{2} < C_{2}H_{2}$. Neutral: $O_{2} = C_{2}H_{2}$. Oxidising: $O_{2} > C_{2}H_{2}$.
Updated On: Jul 4, 2026
  • 0.9:1
  • 1:2
  • 2:1
  • 1:2.5
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The Correct Option is A

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