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Q.
Calculate the amount of charge on capacitor of $4 \,\mu F$. The internal resistance of battery is $1 \,\Omega$ :
JEE MainJEE Main 2021Electrostatic Potential and Capacitance
Solution:
On simplifying circuit we get
No current in upper wire.
$\therefore V _{ AB }=\frac{5}{4+1} \times 4=4 v $
$\therefore \theta=\left( C _{ \text{eq} }\right) v$
$\Rightarrow 2 \times 4=8 \mu C$
