4.4 Electromotive force and short-circuit current
DifficultySecondary SchoolHigh school/other
★BasicEasy
★★DemandingBasic
★★★Demanding
★★★★Difficult
★★★★★Very difficult

Determine the electromotive force (emf) of the unloaded battery and short-circuit current.

Tip: Move results to the (I, U) coordinate system, $U=E-R_{s}I$
Answer: The emf of the unloaded battery is 1,48 V and short-circuit current is 3,67 A