001

De stroom door de condensator is

a  
7.5 mA
b   10 mA
c   2.5 mA
d   12.5 mA
Ir = U/R = 60/6K = 10mA

It =
Ѵ [10*10]mA+[Ic*Ic]
[It*It] = [10*10] + [Ic*Ic]
[12.5*12.5] = [10*10] + [Ic*Ic]
156 = 100 + [Ic*Ic]
56 = [Ic*Ic]
Ic =
Ѵ56 = 7.5 mA
049