What do you call of an instrument that depends for its operation on the reaction between magnetic flux set up by currents in fixed windings and other currents set up by electromagnet induction in movable conducting parts?

What do you call of an instrument that depends for its operation on the reaction between
magnetic flux set up by currents in fixed windings and other currents set up by
electromagnet induction in movable conducting parts?
by

1 Answer

Answer :

induction instrument
by

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