The temperature of a carburizing flame in gas welding that

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The temperature of a carburizing flame in gas welding that of a neutral or an oxidizing flame

1. Lower than
2. Higher than
3. Equal to
4. Unrelated to

Correct Option: A

Due to insufficient acetylene, complete oxygen is not utilized that is why lower temperature than neutral or oxidising flame. Carburising flame – 2900°C Neutral flame – 3100°C Oxidising flame – 3300°C