MGVCL Exam Paper (30-07-2021 Shift 3)
Choose the best option from the given alternatives which can be substituted for the given word/sentence. Code of diplomatic etiquette and precedence
Here auto transformer change voltage from 600 V to 200 V. Voltage ratio (a) = 600/200 = 3 kVA rating of the auto-transformer = (a/(a - 1))*(kVA rating of auto transformer) = (3/2)*20 = 30 kVA
EXAMIANS