Frequency response of R-L-C series Circuit 
A 12 Ω resister,a 40uF capacitor and an 8mH coil are in series across an ac source.The resonant frequency is,
The impedance at resonant frequency of a series RLC circuit with L=20mH, C=0.02uF and R=90 Ω
In a series RLC circuit the phase difference between the current in the capacitor and in the resistor(in Degree) is,
In a series RLC circuit the phase difference between the current in the circuit and in the voltage across the resistor(in Degree) is,
In a series RLC circuit the phase difference between the current in the circuit and in the voltage across the inductor(in Degree) is,