1
GATE EE 1993
MCQ (Single Correct Answer)
+2
-0.6
A $$220/440$$ $$V,$$ $$50$$ $$Hz$$ single phase transformer operates on $$220$$ $$V,$$ $$40$$ $$Hz$$ supply with secondary winding. Then
A
the eddy current loss and hysteresis loss of the transformer decrease
B
the eddy current loss and hysteresis loss of the transformer increase
C
the hysteresis loss of the transformer increases while eddy current loss remains the same
D
the hysteresis loss remains the same whereas eddy current loss decreases
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