Explain how polarization of a cell increase the cell internal resistance

Physics

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Answer

Polarization ya seli hutokea wakati gesi ya haidrojeni inakusanyika kwenye elektrodi chanya (cathode) ya seli ya msingi, hasa seli za Leclanché au seli kavu.

Hii ndio jinsi inavyoongeza upinzani wa ndani:

  • Safu ya gesi ya haidrojeni inayoundwa kwenye elektrodi hufanya kama kizuizi cha kutenganisha kati ya elektrodi na elektroliti.
  • Kizuizi hiki hupunguza eneo la uso linalopatikana kwa athari za kemikali, na hivyo kuzuia mtiririko wa ioni ndani ya seli.
  • Kizuizi hiki cha mtiririko wa ioni husababisha ongezeko la upinzani kwa mtiririko wa mkondo wa umeme ndani ya seli, ambao hujulikana kama upinzani wa ndani.
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