name a device that helps to maintain a potential difference across a conductor
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Heya mate ✌️✌️
➡️ Any souce of electricity like battery consisting two or more cells is helps to maintaining potential diff. across a conductor...
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➡️ Any souce of electricity like battery consisting two or more cells is helps to maintaining potential diff. across a conductor...
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Cell or battery eliminator is a device which helps to maintain a potential difference across a conductor
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