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Answer Posted / rajmohan
High Voltage Transmission Line is Economical wen compared to A.C Transmission beyond 500 K.M.
Different D.C Transmission Voltage levels are +/- 500KV, +/- 800 KV.
HVDC has less line losses wen compared to A.C Transmission..
HVDC is very costly due to Terminal Equipments like Rectifiers & Inverters
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