engineering recuitment NCL Assistant Foreman (Trainee) Mock Test 2024 Electrical Machines Transformer Transformer Three Phase To Two Phase Conversion
If the three transformers are connected in delta-delta configuration and are supplying rated load and if the connection becomes V-V transformer, the current in each phase winding is:
1
decreased by 3 times
2
increased by 3 times
3
increased by √3 times
4
decreased by √3 times