- #1
selishaphysic
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A rod (shown in the picture on the link) rotates around the point O in a magnetic field. It is said for sure that the induced EMF in the rod is larger at point R compared to point P. Why's that?
The picture: http://img58.imageshack.us/my.php?image=physicskx4.png
The picture: http://img58.imageshack.us/my.php?image=physicskx4.png