A minimum clearance of 6.3 m to ground is required for overhead lines when operating voltages are : 

(A) less than 66 kV (B) lie between 66 kV and 110 kV (C) more than 165 kV (D) lie between 110 kV and 165 kV

1 Answer

Answer :

A minimum clearance of 6.3 m to ground is required for overhead lines when operating voltages are : lie between 66 kV and 110 kV

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