Cameroon BEPC
Cameroon BEPC (Brevet d'Études du Premier Cycle)
Physique Chimie TechnologieEnglish
Exam overviewPractice session
An electrical resistor has a resistance $R = 40\ \Omega$ and carries a direct current $I = 0.25\text{ A}$. According to Ohm's law, what is the voltage $U$ across its terminals?
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