Metallurgical Engineering > GATE 2019 > Arc Welding
An arc welding is performed at 400 Amperes, 20 V at a traverse speed of 5 mm⋅s⁻¹. If the heat transfer efficiency is 0.6, the energy input per unit length (in J⋅mm⁻¹, rounded off to the nearest integer) during the process is _______.
Correct : 960
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