The magnetic field of an electromagnet. The magnetic field around an electromagnet is just the same as the one around a bar magnet. It can, however, be reversed by turning the battery around.Unlike bar magnets, which are permanent magnets, the magnetism of electromagnets can be turned on and off just by closing or opening the switch.1  Page.2  1.he magnetic field around an electromagnet is just the same as the one around a bar magnet. It can, however, be reversed by turning the battery around. Unlike bar magnets, which are permanent magnets, the magnetism of electromagnets can be turned on and off just by closing or opening the switch. 1  Page. 2  1.
Pertinent is an adjective which means relevant to the issue at hand. It is synonymous to appropriate, fitting, applicable and suitable. Pertinent is an adjective which means relevant to the issue at hand. It is synonymous to appropriate, fitting, applicable and suitable.
Search also in: Web News Encyclopedia Images. latent Latent is used to describe something which is hidden and not obvious at the moment, but which may develop further in the future. adj usu ADJ n (Antonym: overt) Advertisements attempt to project a latent meaning behind an overt message.latent.atent is used to describe something which is hidden and not obvious at the moment, but which may develop further in the future. adj usu ADJ n (Antonym: overt) Advertisements attempt to project a latent meaning behind an overt message. latent.