Achild on a playground swing makes a complete to-and-fro swing each 2 seconds. the period is: 0.5 seconds 1 second 2 seconds

Uppose we consider the system of the three capacitors as a single "equivalent" capacitor. given the charges of the three individual capacitors calculated in the previous part, find the total charge qtot for this equivalent capacitor. express your answer in terms of v and c.