![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[单选题]
把两个耐压值为63V,电容量分别为C1=60μF、C2=30μF的两个电容器串联后,接于90V直流电源上,其等效电容量C为(),C1的工作电压为()。
A.90μF/60V
B.20μF/30V
C.90μF/30V
D.20μF/60V
查看答案
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.90μF/60V
B.20μF/30V
C.90μF/30V
D.20μF/60V
A.60μF,100V/100V
B.30μF,50V/50V
C.60μF,50V/50V
D.30μF,100V/100V
A.0.05μF/450V
B.0.2μF/450V
C.0.05μF/900V
D.0.2μF/900V
有两个电容器,电容分别为C1=30uF,C2=20u4F,耐压分别为500V和400V,能否将这两个电容器串联起来接到700V的电源上?