A.二進(jìn)制B.八進(jìn)制C.十進(jìn)制D.十六進(jìn)制
圖示電路,當(dāng)UR=2V、UI=1V時(shí),哪個(gè)發(fā)光二極管會(huì)亮?()
A.紅燈RB.綠燈GC.兩個(gè)都亮D.兩個(gè)都不亮
A.i+=i-=0;u+=u-B.i+=i-;u+=u-=0C.i+=i-=0;u+=u-=0D.i+=i-;u+=u-