If the per unit leakage impedance for the primary of a transformer is – McqOptions

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1.	If the per unit leakage impedance for the primary of a transformer is ‘x’ on the given rated base value. If the voltage and volt-amperes are halved, then the changed per unit impedance will be ___________
A.	0.5x
B.	2x
C.	4x
D.	x
Answer» C. 4x

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