Physics, 23.08.2019 00:20 vanessa7714102010

Arc welding uses electric current to make an extremely hot electric arc that can melt metal. the arc emits ultraviolet light that can cause sunburn and eye damage if a welder is not wearing protective gear. why does the arc give off ultraviolet light? explain in your own words.

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Arc welding uses electric current to make an extremely hot electric arc that can melt metal. the arc...

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