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Kapasitor na shiga karamin kwanaki shi ne da ita ce daga lokacin da mutanen rizistor ta faru

Encyclopedia
Encyclopedia
فیلڈ: Dakilin ƙasashen ilimi
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China


Kalkulawa da wata lokaci na karkashin kofin daga cikin fadada shi ya kunshi kyauka da ke faruwa a cikin RC (wani abu mai gudanar da fada da kuma kofin). A cikin fadon RC, tushen karkashin kofin zai iya bayyana da alama mai kasa.


Tambayar da takardun kalkulawar lokacin karkashin kofin


Idan kofin ya karkasha, yadda tsari V(t) ya yi girma da lokaci t zai iya bayyana da wannan tambayar:


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  • V(t) ita ce tsari na kofin a lokaci t;



  • V0 ita ce tsari na farko (yana nufin tsari na da kofin ya faru a kan karkashin);



  • R ita ce fadar kwakwalwa a cikin fada (ohm, Ω);



  • C ita ce kyaukin kofin (farad, F);



  • e ita ce babbar lissafi na logaritmi mai zurfi (kusan 2.71828);



  • t ita ce lokaci (sekond, s).


Matsayin lokaci


Matsayin lokaci τ ita ce hasken RC, wanda ya nuna lokaci da ke bukatar don kofin ya karkasha zuwa 1/e na tsarin farko (kusan 36.8%). Tambayar da ake amfani da ita don kalkulawa matsayin lokaci τ shine:


image.png


Bayanin da aka baka


Kalkulawa lokacin karkashin kofin daga cikin fadada shi ana iya faruwa da alama mai kasa. Matsayin lokaci τ=RC ta bayyana yadda kofin ya karkasha. Don kalkulawa yadda tsari na musamman, za a iya amfani da wannan tambayar don tabbatar da lokacin da ke bukatar.


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