GATE PI 1993 | Welding Question 43 | Joining of Materials

GATE PI 1993

MCQ (Single Correct Answer)

-0.6

During gas welding of copper sheets a neutral flame was used consuming $$8$$ liters of acetylene. But the weld was found to be defective. So it was re-welded using an oxidizing flame. The likely consumption of oxygen in liters will be

$$6$$

$$8$$

$$10$$

$$16$$

GATE PI 1992

Subjective

-0

GATE PI 1992 Joining of Materials - Welding Question 37 English

GATE PI 1991

MCQ (Single Correct Answer)

-0.6

In welding process, penetration is increased by

increasing current and decreasing speed

decreasing both current and speed

increasing both arc voltage and speed

increasing arc voltage and decreasing

GATE PI 1989

Subjective

-0

Match the following GATE PI 1989 Joining of Materials - Welding Question 39 English

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