A square loop of wire with a small resistance is moved with constant speed from

Question

A square loop of wire with a small resistance is moved with constant speed from a field free region into a region of uniform B field (B is constant in time) and then back into a field free region to the right. The self inductance of the loop is negligible.

first picture: http://www.flickr.com/photos/67913919@N05/

True or False:

Upon leaving the field, a clockwise current flows in the loop.
When entering the field the coil experiences a magnetic force to the right.
Upon entering the field, a counterclockwise current flows in the loop.
When leaving the field the coil experiences a magnetic force to the left.

Explanation / Answer

true

true

true

false

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