din A pleaca spre B un mobilcu viteza de 20m/s. dupa t1=2 minute pleaca din A spre B, un mobil, cu viteza 30m/s. dupa cat timp ajunge in B primul corp?

Which statement correctly describes the interaction between magnetic poles? north and south poles attract each other. north and south poles repel each other. two north poles will attract each other. two south poles will attract each other.