Chap. 22 Conceptual Modules Giancoli

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ConcepTest <strong>22</strong>.1a A loop with an AC current produces a changing magnetic field. Two loops have the same area, but one is made of plastic and the other copper. In which of the loops is the induced voltage greater? EM Waves I 1) the plastic loop 2) the copper loop 3) voltage is same in both plastic copper
ConcepTest <strong>22</strong>.1a A loop with an AC current produces a changing magnetic field. Two loops have the same area, but one is made of plastic and the other copper. In which of the loops is the induced voltage greater? EM Waves I 1) the plastic loop 2) the copper loop 3) voltage is same in both Faraday’s law says nothing about the material: ∆ΦB ε = −N ∆t The change in flux is the same (and N is the same), so the induced emf is the same. plastic copper
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Chap. 22 Conceptual Modules Giancoli

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