Physics · Utilization of Electrical Energy

With reference to DC arc welding, which of the following statements is INCORRECT?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1It is generally costlier than AC arc welding equipment.
2It cannot be used for welding non-ferrous metals.✓
3The bare wire electrode operation can sometimes be noisy or have arc blow issues.
4The arc produced is more stable compared to AC welding without stabilizers.

Correct answer

It cannot be used for welding non-ferrous metals.

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