What must be the minimum size of a GI earth electrode to be used to ea – McqOptions

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1.	What must be the minimum size of a GI earth electrode to be used to earth a 15-hp motor?
A.	90 cm × 60 cm × 6 mm
B.	60 cm × 60 cm × 6 mm
C.	60 cm × 60 cm × 3 mm
D.	60 cm × 90 cm × 3 mm
Answer» C. 60 cm × 60 cm × 3 mm

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