So I found this video I'm wondering is it the must to use electricity to stabilize the levitated object? Because I've watched another video which is dismantling the levitating speaker, the guy (who recorded) saying that the coil causes the levitated object to stay steady in the middle.
Hi everyone, I'm a student who is currently majoring in product design. Therefore, pardon me for not having any physics knowledge but I'm really appreciate for your help ! I wanted to come out with a fragrance dispenser by using magnetic levitation. I've watched a lots of videos but I don't...