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 circular coil lies flat on a horizontal tableynhcv:v40v1)g4d kwgb *g c- j. A fwz5w+yxe81ikd ticm, 9)ooi: d e8 /vbar magnet is held above its center with its north pole pointing down, and released. As it approaches the coil, the falling vxdk8 e1i:5i+f98cwotoi/ez , w )md ymagnet induces (when viewed from above)
A. no current in the coil.
B. a clockwise current in the coil.
C. a counterclockwise current in the coil.
D. a current whose direction cannot be determined from the information provided.
参考答案: C
本题详细解析:
暂无
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