Question: In Arc welding process, the voltage and current are 35V and 300A respectively. The Arc heat transfer efficiency is 0.85 and melting efficiency is

In Arc welding process, the voltage and current are 35V and 300A respectively. The Arc heat transfer

In Arc welding process, the voltage and current are 35V and 300A respectively. The Arc heat transfer efficiency is 0.85 and melting efficiency is 0.45 Q for the base metal is 15J/mm3. Weld cross- sectional area is 20mm2. (a) Estimate the maximum welding speed for complete fusion. (b) (a) What is the net heat input (in J/mm)?

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