In two current carrying conductors parallel currents ________ , anti parallel currents _________
attract , repel
repel , repel
repel , attract
attract , attract
In two current carrying conductors parallel currents ATTRACT , anti parallel currents REPEL .
Two like magnetic poles :
(a) repel each other
(b) attract each other
(c) first attract each other, then repel
(d) neither attract nor repel.