--Inductors (id: a2a5b49bd)

本题目来源于试卷: --Inductors，类别为 美国物理杯赛(Physics Bowl)

[单选题]
03.46:In the circuit shown, the switchj 5jeum z*p(*l is movede- 8 le5z,p+3:t4zgbosmu hct3 uqdd4 to position A.After a very long time, the switch is flipped from position A to position B, thereby opening the circuit. At the instant immediatel 8pm-4 ,tdebs zqcz5 utueg3l:+ oh4d3y following the flip of the switch, the DC voltmeter shown registers a voltage of magnitude:

A. 0V
B. 4V
C. 12V
D. 36V
E. 48V


参考答案:  D


本题详细解析: 暂无

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