A battery of e.m.f of 12 V supplies a current of 10 A for 6 minutes. How much energy is supplied in this time?23/25A battery of e.m.f of 12 V supplies a current of 10 A for 6 minutes. How much energy is supplied in this time?12 VAh720 VAh7200 VAh20 VAhGiải thíchChọn đáp án A