变压器带负载运行,随着负载系数的不同,效率在变化,获得最大效率时有。( ) -题库考试答案搜索网

变压器带负载运行,随着负载系数的不同,效率在变化,获得最大效率时有。( )

单选题

2021-07-17 23:24

A、铁耗比铜耗大得多      
B、铁耗比铜耗小的多
C、铁耗等于铜耗
D、无法确定

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正确答案

C

试题解析

标签：发电厂及电力系统高起专电机学 2019级第三学期期末考试安全工程专升本矿山安全工程 2019级毕业清考（考试分）新能源科学与工程期末考试电力系统自动化技术

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