Concept: Motional emf

[circular loop]

The conducting ring is expanding in size in a uniform B field.
The current induced is clockwise.

Is the B field directed into or out of the page (screen)?

Adapted from HRW Chp. 31, 3Q.


"http://www.physics.udel.edu/~watson/phys208/concept21.html"
Last updated Nov. 4, 1997.
Copyright George Watson, Univ. of Delaware, 1997.