In a transformer, the core loss is found to be 46 W at 50 Hz and is 80 W at 70 Hz, both losses being measured at the same peak flux density. The hysteresis loss and eddy current loss at 60 Hz is
1
11 W, 20 W
2
30 W, 45 W
3
16 W, 30 W
4
22 W, 40 W
5
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