[判断题]变压器铁芯硅钢片厚则涡流损耗小,片薄则涡流损耗大。()A.对B.错
[判断题]变压器铁芯硅钢片厚则涡流损耗小,片薄则涡流损耗大。()A.对B.错
[判断题] 变压器铁芯硅钢片厚则涡流损耗小,片薄则涡流损耗大。()A . 正确B . 错误
[判断题]变压器铁芯硅钢片厚则涡流损耗小,片薄则涡流损耗大。( )A.对B.错
[判断题]变压器铁芯硅钢片厚则涡流损耗小,片薄则涡流损耗大。( )A.对B.错
[判断题]变压器铁芯硅钢片厚则涡流损耗小,片薄则涡流损耗大。( )A.对B.错
[判断题] 电力变压器的涡流引起铁芯发热造成损耗,这个损耗叫涡流损耗。()A . 正确B . 错误
[单选题]涡流损耗的大小,与铁芯材料的性质()。A . 有关;B . 无关;C . 关系不大;D . 反比。
[判断题]铁芯内部环流称为涡流,涡流所消耗的电功率,称为涡流损耗。()A.对B.错
[判断题] 铁芯内部环流称为涡流,涡流所消耗的电功率,称为涡流损耗。A . 正确B . 错误