5 uses of magnet in day to day life?

Answer 1

To hold notes onto the refrigerator. To hold shut the cabinet door. To activate the switch in the alarm contact on your windows and doors. To make your computer hard drive read and write. To generate the magnetic field in the electrical generators that produce power to make your appliances function and your lights come on. To make the relays in the traffic signal switch work. As a clasp to hold your necklace on. As a clasp to hold your purse shut. As a coupler between toy train cars. As the lifting mechanism on MAGLEV high speed trains. To enable the crane in a metal scrap yard to pick up junk. In a recycling separator to remove ferris metals from other scrap for recycling.