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.
taunt verb [T]. âº to intentionally âannoy and âupset someone by making âunkind âremarks to them, âlaughing unkindly, etc.: The other âkids used to taunt him in the âplayground because he was âfat and âwore âglasses. taunt noun [C] uk us âº The âprotesters âshouted taunts at the âpolice.