Q. 16

Find the equivalent capacitances of the system shown in figure between the points a and b.



Answer :

C1 and C2 are in series Equivalent capacitance,




The capacitance Ca, Cb and C3 are connected in parallel combination across each other



Putting the values in the above equation, we get





Equalent capacitance between a and b is


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RELATED QUESTIONS :

In the circuit shown in Fig. 2.4. initially key K1 is closed and key K2 is open. Then K1 is opened and K2 is closed (order is important).

[Take Q1’ and Q2’ as charges on C1 and C2 and V1 and V2 as voltage respectively.]



Then


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