Using Zp.u./Zp.d = k, Lp.u. can be obtained as

1.	Using Zp.u./Zp.d = k, Lp.u. can be obtained as
A.	k x 2‚âà√≠¬¨‚Ñ¢
B.	k x ‚âà√≠¬¨‚Ñ¢
C.	(k)<sup>1/2</sup> x 2‚âà√≠¬¨‚Ñ¢
D.	k x 2 x (‚âà√≠¬¨‚Ñ¢)<sup>1/2</sup>
Answer» D. k x 2 x (‚âà√≠¬¨‚Ñ¢)<sup>1/2</sup>

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