18. In a PNP transistor, conventional current will flow when.
(A)the base is more positive than the
emitter.
(B)the emitter is more positive than the base.
(C)the collector is more positive than the
emitter.
(D)the collector is more positive than the base.
答案:登入後查看
統計: 尚無統計資料
統計: 尚無統計資料