The current flow in the circuit of two battery with internal resistance and two external resistance as shown in figure will be:
Answer & explanation
Correct answer: option 2
The correct answer is Option (2) → 0.5 A
According to Kirchoff's Voltage law,
$-9i-5-0.8i-4i-1.2i+15=0$
$-15i+10=0$
$i=0.5A$