engineering recuitment CSPTCL JE Electrical Mock Test 2023 Electrical Machines Transformer Auto Transformer
The rating of 1-ϕ, 2400/240 V two winding transformer is 50 kVA. It is reconnected as step up auto transformer with 2400 V as input. Find the kVA rating of auto transformer.
1
250 kVA
2
550 kVA
3
1000 kVA
4
750 kVA