Two transformers, each having iron loss of ___

Two transformers, each having iron loss of Pi watts and full-load copper loss of Pc, are put to back to back test and full-load current is allowed to flow through the secondaries, the total input will be

A. 2Pi
B. 2Pc
C. Pi + Pc
D. 2(Pi + Pc)

Show Answer

Answer: D

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