A circuit is connected as shown in the figure with the switch $S$ open. When the switch is closed the total amount of charge that flows from $\mathrm{Y}$ to $\mathrm{X}$ is
IIT 2007, Advanced
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$27 \mu \mathrm{C}$
Initial charge distribution (when switch $\mathrm{S}$ is open)
Final charge distribution (when switch $\mathrm{S}$ is closed)
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