WILL UPVOTE EVERY ANSWER! MULTIPLE CHOICE!
The pointer of an analog meter is connected to a
Apermanent magnet.
Ccoil suspended by bearings.
Belectromagnet.
Dvoltage to frequency converter circuit.
The pointer of an analog meter is connected to a
Apermanent magnet.
Ccoil suspended by bearings.
Belectromagnet.
Dvoltage to frequency converter circuit.