Electromagnetic Inductor
To understand the theory of electromagnetic motors. watch opening 3 minutes of this video
Components Used:
C or D Battery (1pcs)
1m of solid core copper wire
Iron all thread M6 or larger.
Tools used:
Sandpaper sheet
Lighter
Pliers
Wrap the Copper Wire Around the All-thread and Close Off the Ends With Insulation Tape
Connect the Battery to the Ends of the Wire
Test Out Your Inductor on a Compass and Some Nails
Your inductor should be a temporary magnet as long as the wire is connected to the battery.