A) \[4\,\Omega \]
B) \[2\,\Omega \]
C) \[3\,\Omega \]
D) e.m.f. of a cell is required to find the value of X
Correct Answer: B
Solution :
By balanced Wheatstone bridge condition \[\frac{16}{X}=\frac{4}{0.5}\] Þ \[X=\frac{8}{4}=2\,\Omega \]
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