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[单选题]
一台单相变压器变比为2,当高压侧电压为200V时,低压侧电压为()V。
A.400
B.800
C.100
D.200
![](https://static.youtibao.com/asksite/comm/h5/images/m_q_a.png)
C、100
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.400
B.800
C.100
D.200
C、100
一台单相三绕组变压器,额定电压为:高压侧100kV,中压侧20kV,低压侧10kV。当中压侧带功率因数为0.8(滞后)、10000kV·A的负载,低压侧带6000kV·A的进相无功负载(纯电容负载)时,求高压侧的电流(不计变压器的损耗和励磁电流)。
A.8A,80W
B.0.5A,20W
C.0.5A,5W
D.8A,20W