The same voltage source of Problem HW$-5-1$ is used for the larger network shown.

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$($a$)$ Determine the equivalent impedance of the network at a frequency of

$(80)$

$60$ Hz $.$ Describe the system tendency in terms of being inductive or capacitive.

$($b$)$ Determine the network input current i$($ t$\backslash ()\backslash ).$

$(20)$

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