本题目来源于试卷: Electromagnetic Induction and Faraday’s Law and Lenz Law，类别为 美国物理杯赛(Physics Bowl)
[单选题]
05.33: The figure below shows a bar moving to the right rs fp:n1*zd(,,mhhsxiz+ xihr9 ;ds2+zhtz6hl1tn 5y- 4v5s1rymbjd5 g(uion two conducting rails. To make an induced current i in the direction indicated, in what direction would the magnetic field be in the area contai 65h5 gsluytt-r h5(d zjv4+m1i bnzy1ned within the conducting rails?
A. out of the page
B. into the page
C. to the right
D. to the left
E. It is impossible to create the current with a constant magnetic field.
参考答案: B
本题详细解析:
暂无
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