galvanometer

Definitions of galvanometer
1

n meter for detecting or comparing or measuring small electric currents

Types:
astatic galvanometer
has a moving magnet and astatic coils arranged to cancel the effect of the Earth's magnetic field
moving-coil galvanometer
a galvanometer that is operated by the force exerted by an electric current flowing in a movable coil suspended in a magnetic field
ballistic galvanometer
a moving-coil galvanometer that measures electric charge
Type of:
meter
any of various measuring instruments for measuring a quantity

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