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  4. In the given circuit the cells have zero internal resistance. The currents (in amperes) passing through resistance R1 and R2 respectively, are: <img class=img-fluid question-image alt=Question src=https://cdn.tardigrade.in/q/nta/p-wrnicmlxsdajljma.jpg />

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Q. In the given circuit the cells have zero internal resistance. The currents (in amperes) passing through resistance $R_{1}$ and $R_{2}$ respectively, are:
Question

NTA AbhyasNTA Abhyas 2022

Solution:

Solution
Assume $V_{F}$ as $0$
$a s \, \, V_{E} = V_{B}$
$\Rightarrow $ Current in $R_{2}$ is zero
$V_{A}-V_{D}=10V$
$\Rightarrow I=\frac{10}{20}=\frac{1}{2}A$ from $A$ to $D$