Arc welding is done using current, voltage and welding speed of 200 A, 20 V and

Question

Arc welding is done using current, voltage and welding speed of 200 A, 20 V and 0.01 m/s,
respectively. The heat input in kJ per unit length is _________

Options:

A . 100

B . 600

C . 800

D . 400

Answer: Option D

-NA-

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