本题目来源于试卷: Electricity and Circuits: Resistor，类别为 美国物理杯赛(Physics Bowl)
[单选题]
16.09: In the circuit ik4 zmhavs4 itka 69)1 s *s bj puj*7lb34g,*zys4lulfhown, an electric current exists in the metal resistor connected to the battery. Which one of the following choices best describes the direction slj74lfp* * s blbyuu 43*z,gjof electron flow through the resistor and the direction of the electric field through the interior of the resistor?
 
A.
B.
C.
D.
E.
参考答案: B
本题详细解析:
暂无
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