Current Electricity Question 14
Question 14 - 30 January - Shift 2
If the potential difference between $B$ and $D$ is zero, the value of $x$ is $\frac{1}{n} \Omega$. The value of $n$ is
$X$
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Answer: (2)
Solution:
Formula: Combination of Resistances
$\frac{2}{3}=\frac{x+1}{x}$
$\Rightarrow \frac{2}{3}=\frac{1}{x+1}$
$\Rightarrow x=0.5=\frac{1}{2}$
$n=2$
