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La Loi d'Ohm


(W) = WATT
(V) = VOLT
(A) = AMPERE
(R) = RESISTANCE

CALCUL WATT (WATT = VOLT(AU CARRE) / RESISTANCE)

CALCUL AMPERE (AMPERE = VOLT / RESISTANCE)

CALCUL VOLT (VOLT = RACINE CARREE DE (WATT * RESISTANCE)

CALCUL RESISTANCE (RESISTANCE = VOLT(AU CARRE) / WATT)