Answer / rahul ganthade

this is due to the form factor=avg value/max value

Answer / sudhir sudhakaran

The Form factor = Average Value/RMS Value being 1.11
hence which is multiple of 11 , hence 11, 22,33,66,132,220
kV . In fgenerating stations we get o/p voltage of 6.6 kV
which is Stepped Up to 11 kV.

Answer / rahul j

to maintain the phase angle differnce.

Answer / amit sonmale

BCAus In Some Other Country They Use Poly Phase For Their
Eficiancy

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