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  4. The circuit shown in the figure consists of a charged capacitor of capacity μ F and a charge of 30 μ C. At time t =0, when the key is closed, the value of current flowing through the 5 M Ω resistor is 'x' μ- A. The value of 'x to the nearest integer is . <img class=img-fluid question-image alt=image src=https://cdn.tardigrade.in/img/question/physics/ba39ff2fdc2d0c74a729c01cd9854691-.png />

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Q. The circuit shown in the figure consists of a charged capacitor of capacity $ \,\mu F$ and a charge of $30 \,\mu C$. At time $t =0$, when the key is closed, the value of current flowing through the $5\,M \Omega$ resistor is 'x' $\mu- A$. The value of 'x to the nearest integer is _______.
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JEE MainJEE Main 2021Alternating Current

Solution:

$i _{0}=\frac{ V }{ R }=\frac{30 / 3}{5 \times 10^{6}}=2 \times 10^{-6}$
$\therefore = 2.00$