6. A bar magnet is thrust toward the center of a circular metallic loop. The magnet approaches with its length perpendicular to the coil’s plane. As the bar recedes from your view and approaches the coil, a clockwise current is induced in the loop. What polarity is that end of the bar magnet nearest the coil:

(a) north,

(b) south,

(c) you can’t tell from the data given?