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

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Arc welding uses electric current to make an extremely hot electric arc that can melt metal. The arc emits ultraviolet light that can cause sun- burn and eye damage if a welder is not wearing protective gear. Why does the arc give off ultraviolet light?

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College Physics A Strategic Approach

ISBN: 9780321595492

2nd Edition

Authors: Randall D. Knight, Brian Jones, Stuart Field

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