ch30-p104 - 104. The area enclosed by any turn of the coil...

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104. The area enclosed by any turn of the coil is π r 2 where r = 0.15 m, and the coil has N = 50 turns. Thus, the magnitude of the induced emf, using Eq. 30-5, is ε == Nr dB dt dB dt π 22 353 .m c h where
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