Answer / mubeen

DC system is expensive and have less quantity of voltage
than Ac system.Ac system consuming less power than DC
system.AC power can be easily reduce or increase (step up /
step down ) by the transformers.But for DC required so many
equipment to increase the voltage flow.

Answer / prem

that may not right, initially any where or any place the induced voltages are AC only, in order to analyse the things
we show by AC

Can you explain about Restricited earth fault protection scheme

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9 Answers   ABC,

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