Multiple Choice Question (MCQ)

Question: What is the minimum size of Copper earth continuity conductor used in single phase domestic wiring as per BIS?
A. 3 Sq.mm
B. 3.5 Sq.mm
C. 2.5 Sq.mm
D. 1.5 Sq.mm
Correct Answer: 1.5 Sq.mm
Explanation

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