Task id16330

In the circuit shown in Fig. (a), the capacitances of the capacitors C1 = 1 μF, C2 = 2 μF, C3 = 3 μF, C4 = 4 μF. The voltage between points A and B is equal to U0 = 100 V. Determine the voltage U4 on capacitor C4 if the capacitors were uncharged before connecting the voltage U0.