Answer / iamdon

The allowalable frequency variations in
India=+/- 3%
US=+/- 1%

The reason for this variation

1)In US, there is an adequate generation for matching the
load.
2)In US,there is surplus spinning reserves for emergencies.

In India,we are facing challenges in these areas.

Author:arbelectbit@yahoo.com

Answer / abhishek

+- 0.5 hz

Answer / deepak kumar

+- .5%

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