本题目来源于试卷: --Inductors，类别为 美国物理杯赛(Physics Bowl)
[单选题]
06.42 A solenoid is 3fc/ ci: ee:rw(dgmk 0vf )ot.t0ww p(constructed with N loops of wire tightly wrapped around an iron-filled cv o .ww(ft0)tpenter. Due to budget cuts, the current that ordinarily runs through this solenoid is cut in half. As a result, the inductance of the solenoid is
A. unchanged.
B. quartered.
C. halved.
D. doubled.
E. quadrupled.
参考答案: A
本题详细解析:
暂无
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