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8. The battery in the figure below provides a voltage of 12V. The capacitances are given (a) Find the charge on each capacitor and the potential difference between points d and c, Vd-Vc , when only switch S1 is closed, and (b) later, when switch S2 is also closed. On the way to answering these questions: Reduce the circuit to the simplest equivalent circuit and calculate the equivalent capacitance. (c) How much charge is stored in the circuit after the capacitors have fully charged in each case, (a) and (b)? Think about your answer and explain it. C.

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