Conas voltas leictreach i volta (V) a thiontú go fuinneamh i voltais leictreon (eV).
Is féidir leat leictreoin-volta a ríomh ó volta agus bunmhuirear nó coulombs, ach ní féidir leat volta a thiontú go voltais leictreon ós rud é gur aonaid voltais agus leictreon-volta cainníochtaí difriúla.
Tá an fuinneamh E i voltais leictreon (eV) cothrom leis an voltas V i volta (V), uaireanta an lucht leictreach Q i muirear bunúil nó muirear prótóin / leictreon (e):
E (eV) = V (V) × Q (e)
Is é an bunmhuirear muirear leictreach 1 leictreon leis an tsiombail e.
Mar sin
electronvolt = voltas × muirear tosaigh
nó
eV = V × e
Cad é an fuinneamh i voltais leictreon a ídítear i gciorcad leictreach le soláthar voltais 20 volta agus sreabhadh luchtaithe 40 muirear leictreon?
E = 20V × 40e = 800eV
Tá an E fuinnimh in leictreon-volta (eV) comhionann leis an voltas V i voltanna (V), uair an muirear Q leictreach i Coulombs (C) arna roinnt 1.602176565 × 10 -19 :
E (eV) = V (V) × Q (C) / 1.602176565 × 10 -19
Mar sin
electronvolt = bholta × coulomb / 1.602176565 × 10 -19
nó
eV = V × C / 1.602176565 × 10 -19
Cad é an fuinneamh i voltais leictreon a ídítear i gciorcad leictreach le soláthar voltais 20 volta agus sreabhadh luchtaithe 2 choulom?
E = 20V × 2C / 1.602176565 × 10 -19 = 2.4966 × 10 20 eV
Advertising