Jawabanmu

2014-02-05T19:42:12+07:00
   60/300 = Is/1,4
60.1,5=300Is
90=300Is
Is=90/300 =0,3A


2014-02-05T19:48:18+07:00
Np x ip = Np x is
60 x 1,5 A = 300 x is
90A/300 = is
0,3 A = is

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