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?3/25A 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 VAh720VAh7200 VAh20VAhGiải thíchChọn đáp án B