The electron beam welding can be carried out in

A. Open air

B. A shielded gas environment

C. Vacuum

D. A pressurized inert gas chamber

Answer: Option C

Solution(By Examveda Team)

Electron beam welding (EBW) is a fusion welding process in which a beam of high-velocity electrons is applied to two materials to be joined.
EBW is often performed under vacuum conditions to prevent dissipation of the electron beam.