Jawabanmu

2014-05-10T21:02:46+07:00
Jarak bayangan : 7,5 cm
tinggi bayangan : 5 cm
Jawaban paling cerdas!
2014-05-10T23:04:51+07:00
Diket : s = 15 cm
           f = 5 cm
           h = 10 cm
Ditanya : s' dan h'
Jawab :
1/f = 1/s + 1/s'
1/5 = 1/15 + 1/s'
1/s' = 1/5 - 1/15
1/s' = 2/15
s' = 15/2 cm = 7,5 cm

M = s'/s = h'/h
7,5/15 = h'/10
15h' = 75
h' = 5 cm
1 5 1