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  • Mechanical Engg. (GATE) 2006
  • In an arc welding process, the voltage and current are 25...
Multiple choice

In an arc welding process, the voltage and current are 25 V and 300 A respectively. The arc heat transfer efficiency is 0.85 and welding speed is 8 mm/sec. The net heat input (in J/mm) is

  1. 64

  2. 797

  3. 1103

  4. 79700

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

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