Argon is used in arc welding because of its

Argon is used in arc welding because of its

  1. A

    Low reactivity with metal

  2. B

    Ability to lower the melting point of metal

  3. C

    Flammability

  4. D

    High calorific value

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    Solution:

    Argon is used for providing inert atmosphere in the welding of metals or alloys that are easily oxidized as it is very less reactive towards metals.

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