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The symbol below represents a __________ __________ in a circuit. What TWO words complete the sentence?

Respuesta :

Answer:

Variable resistance

Explanation:

Variable resistance on a circuit is a transistor which helps to manage the flow of current. It has many different resistances which controls the flow of current. It is used to control the voltage for different devices. The variable resistance in a circuit is represented by Rheostat.  

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