Jawabanmu

2014-04-21T16:32:50+07:00
Fkeluar/Akeluar=Fmasuk/Amasuk
50/40r=Fmasuk/10
200/40=f/40  kpk
fmasuk= 200 n

2 4 2
2014-04-21T16:41:19+07:00
Fo = Fi.do/di
Fo = 50.40/10
Fo = 2000/10
Fo = 200