Metallurgical Engineering > GATE 2024 > Welding
During arc welding, the actual heat input is 200 J⋅mm-3 and the current and voltage are 200 A and 20 V, respectively. For a weld cross-sectional area of 2 mm2 and heat transfer efficiency of 0.9, the velocity of welding is _______ mm⋅s-1. (Round off to the nearest integer).

Correct : 44

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arc welding heat input weld velocity calculation Metallurgical Engineering GATE 2024 welding heat transfer efficiency heat input welding metallurgical engineering welding velocity formula GATE metallurgical engineering 2024 heat input welding calculation

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