MCQ
The potential difference between point $A$ and $B$ is ............. $V$ 
  • A
    $\frac{{20}}{7}$
  • B
    $\frac{{40}}{7}$
  • C
    $\frac{{10}}{7}$
  • $0$

Answer

Correct option: D.
$0$
d
(d) The given circuit is a balanced wheatstone bridge circuit. Hence potential difference between $A$ and $B$ is zero.

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