Define Rheostat.....xD
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Explanation:
Rheostat is an electric device used as a variable resistance, like the regulator of the fan.
- It is used to change the electric resistance in the electric circuit.
- UsuallyRheostat consists of a coil of wire with a terminal at one end and a sliding contact that moves along the coil to tap off the current.
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Rheostat
This is a device which is used in a circuit to provide variable resistance.
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