58. Directions. (A) Place the two wires just used so that one shall cling to the N pole of H M, and the other to the S pole of H M ([Fig. 14]).
(B) Bring the lower ends of the wires near each other. Do they attract or repel each other?
59. Directions. (A) Bend a 2-inch iron wire, as in [Fig. 15], and place it upon the poles of H M.
(B) See if its central part, marked X, will strongly attract filings.