A car has a fresh storage battery of e.m.f. 15 V and internal resistance $4×10^{-2}Ω$. If the starter motor draws a current of 85 A, what is the terminal voltage of the battery when the starter is on?

3.4 V 11.6 V 12 V 12.5 V

11.6 V

The correct answer is Option (2) → 11.6 V