Transmission voltage of 11 kV is normally used for distances up to_____km?

A. 20—25 km
B. 40—50 km
C. 60—70 km
D. 80—100 km

Short transmission line: 0-20 kv, 0-50 km.
Medium transmission line: 20-100 kv, 50-150 km.
Long transmission line: above 100 kv and 150 km

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