Question

Name a device that is used to change the resistance in an electric circuit

Answer 1

Answer: Rheostat.

Explanation:

Answer 2

Answer:

Rheostat is the device which is used to change the resistance in an electric circuit.

Explanation:

What is Rheostat?

• It is the adjustable electric instrument used to control the current by changing the resistance.
• It is able to change the resistance in the circuit without interrupting the flow of the current.
• It is often designed with the ceramic core.
• The elements used in rheostat are metal wire or ribbon, carbon or a conducting liquid.

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