1. A series LCR circuit with L=2H, C=2mF and R=20 om is driven by a generator with maximum emf of 10 V and variable frequency,
a) write down the complex impedance of the circuit,
b) find the current through the resistor, if the source frequency is 50 Hz,
c) find the phase difference between the applied voltage and current when the generator
frequency is 50 Hz.
d) find the resonance frequency of this circuit,
e) find the Q value and resonance width of the circuit,
n find the maximum voltage across the resistor, inductor and capacitor at resonance