For a given base voltage and base volt-amperes, the per unit impedance – McqOptions

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1.	For a given base voltage and base volt-amperes, the per unit impedance value of an element is x. The per unit impedance value of this element when the voltage and volt-amperes bases are both doubled is
A.	0.5x
B.	2x
C.	4x
D.	x
Answer» B. 2x

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