36. A Mashlight uses two 1.5-V batteries. If the current passing through the lightbulb is 0.5 A. how
問題詳情
36. A Mashlight uses two 1.5-V batteries. If the current passing through the lightbulb is 0.5 A. how muchenergy is consumed by the lightbulb in half an hour? (A)45J (B)90J (C)900J (D) 2700 J (E) 10800 J