Teaching HPSC Lecturer (Technical) Mock Test 2024 Electrical Machines Transformer Transformer Core Losses
The iron loss of a transformer at 400 Hz is 10 W. Assuming that eddy current and hysteresis losses vary as the square of flux density, the iron loss of the transformer at rated voltage but at 50 Hz would be ___ W.
1
80
2
640
3
1.25
4
None of these
5
None of these
5
Question Not Attempted