Question

Arc welding of metals can be done norma
using
1) Ne 2) Ar 3) Kr 4) Xe​

Answer 1

Answer:

Ne is the answer of your question

Answer 2

Answer:

Ar

Argon

Explanation:

argon

Shielding gases fall into two categories—inert or semi-inert. Only two of the noble gases, helium and argon, are cost effective enough to be used in welding. These inert gases are used in gas tungsten arc welding, and also in gas metal arc welding for the welding of non-ferrous metals

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