Consider the following figure. a : C2 C2 (a) Find the equivalent capacitance between points a and b for the group of capacitors connected as shown in the figure if Cj = 4.00 UF, C2 = 12.00 UF, and C3 = 5.00 JF. HF (b) If the potential between points a and b is 60.0 V, what charge is stored on C3? HC