engineering recuitment RVUNL JEn (RSEB) Mock Tests 2025 Electrical Machines Transformer Transformer Core Losses
A 500 kVA rated single-phase transformer has a full-load copper loss of 5 kW and an iron loss of 2.5 kW. At half-load, the iron loss and copper loss will be ________ and ________ respectively.
1
2500 W and 1500 W
2
1250 W and 2500 W
3
500 W and 750 W
4
1500 W and 2500 W
5
2500 W and 1250 W