CGPET 2018 Solved Paper

According to given figure, three 1µF capacitors are connected in series combination. So, their resultant capacitance,

1

C1

=

1

1

+

1

1

+

1

1

=3 or C1=

1

3

µF
Now, capacitor C1 is connected in parallel combination with 1µF capacitor. Hence, equivalent capacitance between the P and Q,
CPQ=C1+1=

1

3

+1=

4

3

µF