17-10-2017, 10:01 AM
It is a device that is used to measure and detect the small amount of electrical charge, that is, the electric current. It is the most sensitive device and is used in many electrical instruments. It is the main basic component of Aameter and voltmeter.
Beginning:
The moving coil galvanometer is based on the fact that when a rectangular coil of current is placed in a magnetic field, it experiences a twisting torque.
It can be understood in the following video: