Question: Set #2 Electromechanics 4, In the two cases shown below, use the Lenz's law to determine the polarity of the voltage induced in the coil.

Set #2 Electromechanics

4, In the two cases shown below, use the Lenz's law to determine the polarity of the voltage induced in the coil. In case (a), suppose flux @ (the black arrow) is increasing. In case (b), suppose flux is decreasing. Explain your answers. (10 points) (a) (b)

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