In this experiment, faculty who study has made two pieces of equipment fabrication. Is a device that uses magnetic เป็รางรถไฟ is a solenoid Coil and magnetic train to use aaa size battery 1. Chunk
In this experimental study, the devices have been fabricated by two pieces of equipment that is used as the magnetic tracks. Solenoid coils side. And the magnetic train to use a battery pack aaa 1.
In this experiment, the study of the invention of up 2 pieces.Is a device used as a magnetic tracks is a solenoid coil and magnetic train will use batteries size AAA 1 cubes.