tolong ya kakkkplease nomor 13 dab 16

13. diket:Rs=1 ohm,V=9 volt
ditanya:I(kuat arus)?
Jawab:1/Rp=1/3 ohm+1/6 ohm
=2/6+1/6
1/Rp=3/6
Rp=6/3
Rp=2 ohm
Rtotal=Rs+Rp=1 ohm+2 ohm
=3 ohm
I=V/R
=9 volt/3 ohm
=3 A
No.16
diket:Np=25 lilitan
Ns=100 lilitan
Vs=220 V
ditanya:Vp?
jawab:Np/Ns =Vp/Vs
25/100 =Vp/220
Vp=55 volt