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 arevsd.v r7 4yv)h connected in series to ejta/c/a 5q dvouv:-n 964dl fa battery. The time constant for the circuit represents the time requirel9a -n4 d/j6qv :da/f t5cvuoed for the current to reach
A. 25% of the maximum current.
B. 37% of the maximum current.
C. 63% of the maximum current.
D. 75% of the maximum current.
参考答案: C
本题详细解析:
暂无
| 
