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 table. A ), ml6h w26 f,uffkzdhbar g2lbu t w2f7.emagnet is held above its center with its north pole pointing down, and releas 7wle .b2fgt2ued. As it approaches the coil, the falling magnet 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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