SC Lightning Protection Practice Questions - South Carolina Lightning Protection Systems Contractor Examination Exam

How does NFPA 780 (2020) define a grounded (non-isolated) metal body?

Any metal painted with a conductive coating A metal body that has a ground path independent of the lightning protection system Only metal that is 3/16 in thick or greater Only metal that is connected to an air terminal

Correct Answer:

A metal body that has a ground path independent of the lightning protection system

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