Question

In the circuit shown, the current through $8\Omega ,$ is same before and after connecting $E$. The value of $E$ is

• A. 12V
• B. 6V
• C. 4V
• D. 2V
• E. 8V

Answer 1

Answer: (C)

$i=\frac{E}{R}=\frac{12}{24}=\frac{1}{2}A$
$\therefore$ $E=\frac{1}{2}\times 8=4V$