all in parallel
all in series
two in parallel and one in series
two in series and one in parallel
For capacitors in series, equivalent capacitance is given by:
CS = C1C2/(C1 + C2)
For capacitors in parallel, equivalent capacitance is given by:
CP = C1 + C2
In the given configuration, equivalent capacitance is given by
Ceq = Cs + C, where C = 4 μF and Cs = C × C/(C + C) = C/2
Therefore, Ceq = C + C/2 = 6 μF