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What would be the amount of current carried by the electrode for a direct arc furnace having capacity 50 tons?

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in Casting-Forming-Welding II by (119k points)
What would be the amount of current carried by the electrode for a direct arc furnace having capacity 50 tons?

(a) 25 kilo amperes

(b) 25 mega amperes

(c) 25 micro amperes

(d) 25 nano amperes

I got this question by my college director while I was bunking the class.

My query is from Direct Arc Furnace in division Metal Furnace and Practice of Casting-Forming-Welding II

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Best answer
Correct answer is (a) 25 kilo amperes

Best explanation: For a direct arc furnace having a capacity of around 50 tons, the electrode would carry a current of approximately 25,000 amperes, which is 25 kA. These electrodes can be moved upwards and downwards.

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