If the net copper loss at full load of a one-phase transformer is Pcu – McqOptions

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1.	If the net copper loss at full load of a one-phase transformer is Pcu W, what will be the copper loss of the same transformer with 25% of full load?
A.	Pcu/4
B.	Pcu/16
C.	Pcu/8
D.	Pcu/2
Answer» C. Pcu/8

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