题目内容
如图所示:三相对称负载进行三角形连接,当S1、S2均闭合时,各电流表的读数均为17.3A,三相功率P=4.5kW,当S2闭合、S1断开时,各电流表的读数和三相功率分别为( )。
2025-06-27
A.15A,0,15A,4.5Kw
B.25.95A,0,25.95A,2.25kW
C.25.95A,0,25.95A,3kW
D.15A,0,15A,2.25kW
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69317' and id < 4487701 and id<>'4487701' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69317' and id > 4487701 and id<>'4487701' order by id asc limit 5