There are three main sorts of magnets – permanent, temporary and electromagnets. Of these three types, permanent magnets are the types the average person is most familiar with. Certainly one of one common, everyday over unity magnetic is a fridge
There are three main sorts of magnets – permanent, temporary and electromagnets. Of these three types, permanent magnets are the types the average person is most familiar with. Certainly one of one common, everyday over unity magnetic is a fridge