029   
032

De spanning over de weerstand is?

a   280 V
b   150 V
c   200 V
d  
210 V

Z = v R2 + X2 Ohm
Z =Ѵ3002 + 4002   = 500
It = U / Z = 350 / 500 = 700-3  A = 700 mA
Ur = Ir x R = 700m x 300 = 210 V