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Answer Posted / nitesh
when we have +ve voltage we can not transmit for long
distance cause that will come to 0 volt or voltage get
attenuated but if we have -48 volt that voltage lower to
ground potential losses will be very less couse always
energy flows from higher poitential to lower so so -48
lower potental simply never come to ground potential
| Is This Answer Correct ? | 13 Yes | 4 No |
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