A device that uses two coils around an iron core to change the voltage across a circuit is called a a. voltmeter. b. motor. c. transformer. d. generator. E. diode.

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asked Jun 26, 2017 73.5k views

4 votes

A device that uses two coils around an iron core to change the voltage across a circuit is called a

a. voltmeter.
b. motor.
c. transformer.
d. generator. E. diode.

English
high-school

Snazzybouche asked

by Snazzybouche

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Its called a transformer. So the answer is c. transformer

Artemis answered Jul 2, 2017

by Artemis

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