如图所示含耦合电感电路中,已知L1 = 0. 1H,L2 = 0. 4H,M =

题库总管2019-12-17  9

问题 如图所示含耦合电感电路中,已知L1 = 0. 1H,L2 = 0. 4H,M = 0. 12H。ab端的等效电感Lab为()。A. 0. 064H B. 0. 062H C. 0. 64H D. 0. 62H

选项

答案A

解析解方法一:如图a)所示。[img]/upload/tiku/37/2011944_1.jpg[/img][img]/upload/tiku/37/2011944_1_1.jpg[/img]方法二:去耦等效电路图b)所示。[img]/upload/tiku/37/2011944_1_2.jpg[/img]答案:A
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