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 resistor and an inductor are connectf;t p8vk9ed d:ed in series to a battery. The batteryjtux,524 rt .zp6luhj is suddenly removed from the circuit. The time cons. zpu6uxj42t,j5rlthtant for of the circuit represents the time required for the current to decrease to
A. 25% of the original value.
B. 37% of the original value.
C. 63% of the original value.
D. 75% of the original value.
参考答案: B
本题详细解析:
暂无
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