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in HVDC transmission system ,monopolar link has one
conductor usually a negative polarity and use ground or sea
return ?through negative polarity we could pass electricity
or not yes means how it is possible

in HVDC transmission system ,monopolar link has one conductor usually a negative polarity and use ..

because,negitive polarity reduce corona effect and less
interfearence in communication lines

 Is This Answer Correct ? 24 Yes 5 No

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