Q. Which one of the following welding methods provides the highest heat flux (W/mm2)?
(A) Oxy-acetylene gas welding (B) Tungsten inert gas welding
(C) Plasma arc welding (D) Laser beam welding
Ans: Laser beam welding
Q. Which one of the following welding methods provides the highest heat flux (W/mm2)?
(A) Oxy-acetylene gas welding (B) Tungsten inert gas welding
(C) Plasma arc welding (D) Laser beam welding
Ans: Laser beam welding
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