Question:
In the given circuit, charge $\mathrm{Q}_{2}$ on the $2 \mu \mathrm{F}$ capacitor changes as $\mathrm{C}$ is varied from $1 \mu \mathrm{F}$ to $3 \mu \mathrm{F}$. $\mathrm{Q}_{2}$ as a function of ' $\mathrm{C}^{\prime}$ is given properly by : (figures are drawn schematically and are not to scale):-
Correct Option: , 4
Solution:
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