5 ..................
![5 class=](https://ro-static.z-dn.net/files/d0e/be2021938325fe4bbb04995238cbb84c.jpg)
Salut, pentru inceput transformi intestitatea (I) din mA in A :
I = 3 mA => I = 0.003A
Δt = 5 m => Δt= 5*60=300 s
I = Δq/Δt => Δq = I*Δt = 0.003*300 = 0.9 C