A) \[20\,\Omega \]
B) \[30\,\Omega \]
C) \[90\,\Omega \]
D) \[110\,\Omega \]
Correct Answer: A
Solution :
By the concept of balanced Wheatstore bridge, the given circuit can be redrawn as follows Þ \[{{R}_{AB}}=\frac{30\times 60}{(30+60)}=20\,\,\Omega \]You need to login to perform this action.
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