if the neutral and ground of ups voltege are connected together in the source

if the neutral and ground of ups voltege are connected
together in the source itslef then why the voltege b/w
neutral and ground comes positive in some other destination
inspite of having earth pit. how can we mimmise this?

Question Posted / arjunchauhan47

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if the neutral and ground of ups voltege are connected together in the source itslef then why the ..

Answer / varatha

there maybe some earth resistance . we need to clear that

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