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Is there any terminal identification mark for rheostat as positive, negative?

Is there any terminal identification mark for rheostat as positive, negative?
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4 votes
Is there any terminal identification mark for rheostat as positive, negative?

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User Chulster
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1 Answer

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rheostats are pure resistances with a provision to vary the resistance connected in the circuit with a moving contact. Resistance do not have polarities
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User Aleksandr Yatsenko
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