The impedance of a component is Z = 12 - 12j . State (a) the resistance, (b) the reactance, (c) the phase of the voltage relative to the current. A capacitor and resistor are placed in parallel. Show...

The impedance of a component is Z = 12 - 12j . State (a) the resistance, (b) the reactance, (c) the phase of the voltage relative to the current.

A capacitor and resistor are placed in parallel. Show that the complex impedance of this combination is given by

Find an expression for Z.