Electrical & PPE第 79 / 100 题
What should unqualified workers do around exposed energized electrical parts?
a.Touch them to test
b.Stay outside the limited approach boundary unless qualified and protected
c.Stand as close as possible
d.There is no concern
解析
Unqualified workers must stay outside the established approach boundaries around exposed energized parts. Only qualified persons with proper training and PPE may approach closer under controlled conditions. Maintaining distance prevents accidental contact and arc-flash exposure.
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