Answer / sunil

ac

Answer / nishant2110

for ac only guys..........dc has its own returning path
(called -ve terminal) it cant flow through earth untill
unless -ve terminal of dc source is earthed.

Answer / shiva

AC And DC Both

Answer / sudhansu sekhar samal

ac & dc both

Answer / swarnansu

earthing is done only for ac and in case of dc it have its
own returning,as one of my friend have already answered.
another point is, in HVDC transmission earth can be used as
one of the conductor to reduce the amount of conductor
used.since,there is no interference effect in HVDC system.

Answer / rishikesh borse

Earthing is done only for AC
DC has it own path of returning

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