tentang : lilitan trafo mohon pake cara nya ya

Vs / Vp = Ns / Np
110 / 220 = Ns / 200
220 Ns = 200*110
Ns = 22000/220
Ns =

Vp = 220 V
Vs = 110 V
Np = 200
Ns = ... ?
Penyelesaian:
Vp/Vs = Np/Ns
220/110 = 200/Ns
2 = 200/Ns
2 Ns = 200
Ns = 100