An instrument which depends on current in one or more foxed-coils acting on one or more pieces of soft iron, at least one of which is movable ___

An instrument which depends on current in one or more foxed-coils acting on one or more pieces of soft iron, at least one of which is movable.

A. moving-magnet instrument
B. moving-iron instrument
C. D’Arsonval meter movement
D. induction instrument

Show Answer

Answer: B

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