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In the electric network shown, when no current flows through the $4\Omega$ resistor in the arm EB, the potential difference between the points A and D will be :

Option 1)
3V

Option 2)
4V

Option 3)
5V

Option 4)
6V

Answers (3)

option 2

Posted by

Shruti Aggarwal

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The potential difference can be calculated via following method:

$-4+3+V_{cd}+0=0$

$V_{cd}=1 Volt$

$\therefore V_{A}-V_{D}=9-3-1=5V$

Posted by

Safeer PP

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