📊 Manufacturing Technology
Q. The oxy acetylene gas welding is a type of?
  • (A) endothermic reaction
  • (B) exothermic reaction
  • (C) neutral reaction
  • (D) both endothermic reaction and exothermic reaction
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✅ Correct Answer: (B) exothermic reaction

Explanation: the oxy acetylene gas welding is a type of exothermic reaction. 1 mole of acetylene can produce kj/mol of heat.

Explanation by: Mr. Dubey
the oxy acetylene gas welding is a type of exothermic reaction. 1 mole of acetylene can produce kj/mol of heat.

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