engineering recuitment RVUNL Technician III Mock Test Series 2025 Electrical Machines Transformer Auto Transformer
When a two- winding transformer is converted into an autotransformer, the kVA rating of the resultant autotransformer:
1
Remain same
2
Decreases to half of the original rating
3
Increases
4
Decreases to ¾ of the original rating
5
First increases then decreases