.Four capacitors, each of capacitance C are connected as shown in the figure. The ratio of capacitance between P and R to the capacitance between P and Q is C P Q C C R C
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Correct option is
C
2:3
For the both cases the equivalent circuits are shown in figure.
For (1) the equivalent capacitance between P and R is C
PR
=C/2+C/3=5C/6
For (2) the equivalent capacitance between P and Q is C
PQ
=C+C/4=5C/4
Thus, C
PR
:C
PQ
=5C/6:5C/4=2:3
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