A storage battery has e. m .f. 15 volts and internal resistance 0.05 ohms. Its terminal voltage when

Question

A storage battery has e. m .f. 15 volts and internal resistance 0.05 ohms. Its terminal voltage when it is delivering 10 amp. is\

Professor PC Thomas Classes · Answer

When discharging, terminal voltage is $$ \mathrm{V}=\mathrm{E}-\mathrm{Ir} $$