A) \[225\Omega \]
B) \[1\Omega \]
C) \[25\Omega \]
D) \[50\Omega \]
Correct Answer: C
Solution :
\[P=\frac{{{V}^{2}}}{R}\] Þ \[R=\frac{{{V}^{2}}}{P}=\frac{25\times 25}{25}=25\,\Omega \]
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