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試卷名稱：114年 - 114 學士後醫學系招生考試試題：物理及化學#126679
年份：114年
科目：學士後西醫物理及化學
43. A rectangular coil of N turns, each of width α and length b is in a
magnetic field B directed into the page, with only half of the coil in the
region of the magnetic field. The resistance of the coil is R. The coil can
be moved to the right, up or down. What is the magnitude of the induced
current if the coil is moved with a speed v down?
(A) 4NBav/R
(B) NBav/R
(C) 2NBav/R
(D) 2NBav
(E)NBav/R
