Created by StemPy LabA student pushes a magnet into a coil of turns. The flux through each turn rises from zero to mWb in ms. What is the average emf?
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← A rectangular frame of 24 cm by 17 cm sits in a uniform field of 0.037 T. The plane of the frame makes an angle of 20° with the field. What is the flux through the frame?A copper ring lies flat on a table. A magnet is let fall towards it, north pole first, along the axis of the ring. While the magnet comes down, which way does the induced current turn in the ring, as seen from above? →
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