An electric load consists of a 4Ω resistance, 6Ω inductive reactance and 8Ω capacitive reactance connected in series. The total impedance of the load is connected across a voltage source of 120V:
a. Compute the power factor of the load.
b. Compute the source current.
c. Compute the real power of the circuit.
d. Compute the reactive power of the circuit.