A 1-ϕ transformer has total iron losses of 2500 W at 50 Hz and 400 V – McqOptions

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1.	A 1-ϕ transformer has total iron losses of 2500 W at 50 Hz and 400 V input supply voltage. When the applied voltage is 200 V and supply frequency is 25 Hz, the total iron loss is found to be 850 W. Calculate the eddy current loss at 400 V 50 Hz. (Consider V/f ratio as constant)
A.	2000 W
B.	1600 W
C.	1500 W
D.	1000 W
Answer» C. 1500 W

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