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If the total efficiency is 0.35 in arc welding. Then what is the welding speed in mm/sec if the cross-sectional area is 5mm2, welding power is 2 kW and the heat required in melting the metal is 100 J/mm3.

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Arc welding is a welding process that uses electricity to melt and join metals. The process creates an electric arc between a consumable or non-consumable electrode and the base material. The heat from the arc melts the metals, and when they cool, they bind together.

Related: Manufacturing Engineering Practice Test: Welding Basics


If the total efficiency is 0.35 in arc welding. Then what is the welding speed in mm/sec if the cross-sectional area is 5mm<sup>2</sup>, welding power is 2 kW and the heat required in melting the metal is 100 J/mm<sup>3</sup>.






 
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