Question

Помогите решить задачи по физике, все, кроме 3,4,5,6,8 

Answer 1

1
1/R123 = 1/R1+1/R2+1/R3 =3/60 ; R123 = 60/3 = 20 Ом
1/R45 = 1/R4+1/R5 =2/60 ; R45 = 60/2 =30 Ом
R =R123 +R45+R6 =20+30+60 =110 Ом
I = U/R =220/110= 2A
I1 = I2 = I3 = I/3 =2/3 =0,67 A
I4 = I5 = I/2 =2/2= 1 A
I6 = I =2 A