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 coil lies flat on a horizontal m xmuigh9/c,/dw0ea 6t57h6lh:picy zable top in a region where the magnetic field points straight down. The magnetic field disappears suddenly. When phzl76icy5 :h viewed from above, what is the direction of the induced current in this coil as the field disappears?
A. counterclockwise
B. clockwise
C. clockwise initially, then counterclockwise before stopping
D. There is no induced current in this coil.
参考答案: B
本题详细解析:
暂无
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