A current of $6\, A$ enters one corner $P$ of an equilateral triangle $PQR$ having $3$ wires of resistance $2 \,\Omega$ each and leaves by the corner $R$. The currents $i_{1}$ in ampere is ........ .
JEE MAIN 2021, Diffcult
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For parallel combination current devides in the inverse ratio of resistance.
$i _{ PQ }=\frac{2}{6} \times 6 \,A$
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