WHY TRANSFORMERS ARE RATED IN 11KV 22KV 33KV Instead off
10kv 20kv 30kv

Answer Posted / suneetha

this is due to form factor
rms value of induced emf= form factor * average value

form factor is calculated as 1.11
so the ratings are usually expressed in multiples of 11

Is This Answer Correct ?    72 Yes 11 No



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