Most of the high voltage transmission lines in India are
underground
overhead
both (a)
& (b)
none of the
above
overhead
The most of
high voltage transmission lines in India is overhead lines. Working voltage in overhead
transmission lines is 1500 kV DC and 800 kV AC. In underground system we have
132 kV D.C. and 66 kV A.C.
Hence, the
correct option is (B).
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