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 square coil of wire e r7m1(fb+a+ixs* tyb-ejf:l wi 2 zke9ie2o9bf5scaz*8jc( h lth 15 turns and an area of $0.40 \; m^{2}$ is placed parallel to a magnetic field of 0.75 T. The coil is flipped so its plane is perpendicular to the magnetic field in 0.050 s. What is the magnitude of the average induced $emf$?
A. $6.0 \; V$
B. $36 \; V$
C. $45 \; V$
D. $90 \; V$
参考答案: D
本题详细解析:
暂无
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