如图所示的电路中,当开关S闭合后( )
| A.若A表是电流表,B表是电压表,则电阻R1、R2并联 |
| B.若A表是电流表,B表是电压表,则电阻R1、R2串联 |
| C.若A表是电压表,B表是电流表,则电阻R1、R2并联 |
| D.若A表是电压表,B表是电流表,则电阻R1、R2串联 |
推荐试卷
如图所示的电路中,当开关S闭合后( )
| A.若A表是电流表,B表是电压表,则电阻R1、R2并联 |
| B.若A表是电流表,B表是电压表,则电阻R1、R2串联 |
| C.若A表是电压表,B表是电流表,则电阻R1、R2并联 |
| D.若A表是电压表,B表是电流表,则电阻R1、R2串联 |
试题篮
()