![](images/body3.png)
![](images/needleOverlay.png)
![](images/posts.png)
![](images/wires.png)
Soft Iron Core
Wire Coil
Permanent
Magnet Commulator Wire Coil Connecting
Wire Galvanometer
Magnet Commulator Wire Coil Connecting
Wire Galvanometer
On
Crank Speed
DC Commutator