22) In which welding process the work pieces are melted and jointed by narrow beam of light source?
Answer is:
Laser beam welding
Related Gas Tungsten Arc welding MCQ with Answers
Answer is:
Deflection
Answer is:
3000 rpm
Answer is:
Dissimilar metals
Answer is:
Argon
Explanation:
Inert gas (usually Argon) is inactive or deficient in active chemical properties. The shielding gas serves to blanket the weld and exclude the active properties in the surrounding air.