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Question

Generally used fuel gas in gas welding is:

A.

N2

B.

CO2

C.

C2H2

D.

H e

Answer ( Option C)

C2H2

Solution

Generally used fuel gas in a gas welding is acetylene (C2H2 )because of which, the welding process is also called oxy-acetylene welding.

Hence, the correct option is (C).

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