Question
Fri November 11, 2011 By: Garima Srivastava

why AC is always in a multiple of 11 (like 33000W)?

Expert Reply
Fri November 11, 2011
Transmission voltages are in multiples of 11 to allow for 10% transmission line losses. Therefore, to obtain 100% efficiency, voltages in multiples of 11 are transmitted.
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