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Ip = 0,25 A
Is = 2 A
Vp / Vs = Is / Ip
220 / Vs = 2 / 0,25
220 / Vs = 8
Vs = 220 / 8 = 27,5 Volt
Nomor Dua
Np / Ns = 4 : 15
Vp = 220 V
Ip = 0,6 A
Np / Ns = Vp / Vs
4 / 15 = 220 / Vs
Vs = 220 x 15 / 4
Vs = 825 V
Np / Ns = Is / Ip
4 / 15 = Is / 0,6
Is = 4 x 0,6 / 15
Is = 0,16 A