Three resistors having resistances $\mathrm{r}_{1}, \mathrm{r}_{2}$ and $\mathrm{r}_{3}$ are connected as shown in the given circuit. The ratio $\frac{i_{3}}{i_{1}}$ of currents in terms of resistances used in the circuit is :
  • A$\frac{r_{1}}{r_{2}+r_{3}}$
  • B$\frac{r_{2}}{r_{2}+r_{3}}$
  • C$\frac{r_{1}}{r_{1}+r_{2}}$
  • D$\frac{r_{2}}{r_{1}+r_{3}}$
NEET 2021, Easy
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