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 horizontal rod (oriente v21lh;3m ifvy.qne6bd in the east qru 7rs5/-w):jr 2.vp)ascq nk, aqbv-west direction) is moved northward at constant velocity through a magnetic field that points straight down. Make a statement concerning the potential induced aq vvr).)5r wqa:qp 7ks/u jr c-sn2,abcross the rod.
A. The west end of the rod is at higher potential than the east end.
B. The east end of the rod is at higher potential than the west end.
C. The top surface of the rod is at higher potential than the bottom surface.
D. The bottom surface of the rod is at higher potential than the top surface.
参考答案: A
本题详细解析:
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