$5\mathrm{.}14$

A $500-$km$,500-$kV$,60-$Hz$,$ uncompensated three$-$phase line has a positive$-$sequence series impedance

$$

$=$

$0\mathrm{.}03$

$+$

$$

$0\mathrm{.}35$

$$

$$

$/$

km

and a positive$-$sequence shunt admittance

$$

$=$

$$

$4\mathrm{.}4$

$$

$10$

$-$

$6$

$$

S

$/$

km

$.$ Calculate:

$($a$)$

$$

$$

$,$

$($b$)$

$($yl$),$ and

$($c$)$

the exact ABCD parameters for this line.