A single-loop circuit consists of a 7.20 resistor, a 12.0 H inductor, and a 3.20 mF

Question:

A single-loop circuit consists of a 7.20 resistor, a 12.0 H inductor, and a 3.20 mF capacitor. Initially the capacitor has a charge of 6.20 mC and the current is zero. Calculate the charge on the capacitor N complete cycles later for
(a) N = 5,
(b) N = 10,
(c) N = 100.