本题目来源于试卷: Physics Unit19: DC Circuits，类别为 通用国际物理
[单选题]
Two resistors of 5.0 andws* n.nqc)jk5 5-,r1ttuq(rwuvu-a0y h+vg6 6jyvsi 9.0 $\Omega$ are connected in parallel. A 4.0 $\Omega$ resistor is then connected in series with the parallel combination. A 6.0-V battery is then connected to the series-parallel combination. What is the current through the 9.0 $\Omega$ resistor?
A. zero
B. 0.53 A
C. 0.83 A
D. 0.30 A
参考答案: D
本题详细解析:
暂无
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