本题目来源于试卷: Physics Unit21: Electromagnetic Induction & Faraday's Law，类别为 通用国际物理
[单选题]
A series RL circuit wiovo23j5gu6 87:za x ngr n:nhsth. rj8+rth,,yeg: n kgh inductance L and resistance R is connected to an $emf$. After a period of time, the current reaches a final value of 2.0 A. A second series circuit is identical except that the inductance is 2L. When it is connected to the same $emf$, what will be the final value of the current?
A. $0.50 \; A$
B. $1.0 \; A$
C. $2.0 \; A$
D. $4.0 \; A$
参考答案: C
本题详细解析:
暂无
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