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This tag is for questions regarding to electromagnetic induction, a process in which a conductor is put in a particular position and magnetic field keeps varying or magnetic field is stationary and a conductor is moving. Electromagnetic Induction was first discovered way back in the 1830’s by Michael Faraday.
2
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Changing magnetic flux
Imagine a wire configuration between 1 and 2, where the sliding contacts are not touching one another. Since you want to evaluate the emf along the conductor, you'd have to choose one closed path enco …