A) \[2\,\Omega \]
B) \[\text{2}\text{.5 }\Omega \]
C) \[\text{1 }\Omega \]
D) \[\text{1}\text{.5 }\Omega \]
Correct Answer: D
Solution :
[d] |
\[\left( \frac{E}{r+5} \right)5=K\times 40\] |
\[\Rightarrow 2r+10=13\] |
\[\Rightarrow r=1.5\,\,\Omega \] |
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