Answer & explanation
Correct answer: option 1
Potential drop across resistance is 7.5 V
so current I = $\frac{7.5V}{2.2K\Omega}$ = 3.4mA
Correct answer: option 1
Potential drop across resistance is 7.5 V
so current I = $\frac{7.5V}{2.2K\Omega}$ = 3.4mA