题目内容
关于变压器的励磁电抗,说法错误的是( )。
2025-06-27
A.电源电压增大时,励磁电抗增大
B.变压器短路时,励磁电抗减小
C.铁芯质量好,励磁电抗大
D.电源频率増大时,励磁电抗减小
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