A series RLC circuit has R = 70 ohm, L = 22 mH, and a resonant frequency of 4.0 kHz.
(a) Find what is the capacitance?
Answer: ________ nF
(b) Find what is the impedance of circuit at resonance?
Answer: __________ Ω
(c) Find what is the impedance at 3.0 kHz?
Answer: _________ Ω