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In gas welding which of the following is generally used?

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+1 vote
in Machine Design by (86.7k points)
In gas welding which of the following is generally used?

(a) Oxygen-Hydrogen

(b) Oxygen-Acetylene

(c) Oxygen-Hydrogen or Oxygen-Acetylene

(d) None of the mentioned

I received this question in my unit test.

This challenging question is from the Welded Joints in chapter Welded and Riveted Joints of Machine Design

1 Answer

0 votes
ago by (48.2k points)
The correct option is (c) Oxygen-Hydrogen or Oxygen-Acetylene

Best explanation: Intense heat is released I a controlled way and at a moderate temperature.

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