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Rheostat is u...

Question

Rheostat is used

A

To change the voltage through the circuit

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B

To change the charge through the circuit

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C

To change the current flowing through the circuit

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D

All

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Solution

The correct option is D To change the current flowing through the circuit
A rheostat is used in the circuit to change the amount of current flowing in the circuit by either increasing or decreasing the resistance.

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