VARISTAR has various meanings in the Telecom category. Discover the full forms, definitions, and usage contexts of VARISTAR in Telecom.
The resistor whose electrical resistance value can be adjusted as per requirement by adjustable component attached to it is called variable resistor. It is an electronic component. It is applied in an electronic circuit for adjusting circuit resistance to control voltage or current of that circuit or part of that circuit. The electrical resistance is varied by sliding a wiper contact along a resistance track.
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