According to Underwriters Laboratories, lengths of flexible metal conduit longer than __________ have not been judged suitable for equipment grounding purposes.
A) 6 feet
B) 8 feet
C) 10 feet
D) 12 feet

Question

Quizplus · Accepted Answer

Underwriters Laboratories states that flexible metal conduit longer than 6 feet has not been judged suitable for equipment grounding purposes due to potential issues with electrical continuity and grounding effectiveness.

According to Underwriters Laboratories, Lengths of Flexible Metal Conduit Longer