Mata Pelajaran : Fisika
Diketahui:
cermin cekung
s = 20 cm
s' = 60 cm
ditanya: f.....?
jawab:
1/f = 1/s + 1/s'
1/f = 1/20 + 1/60
1/f = 3/60 + 1/60
1/f = 4/60
f = 60/4
f = 15 cm
Jawabnya : 15 Cm
Semoga Bantu ❤
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Mata Pelajaran : Fisika
Diketahui:
cermin cekung
s = 20 cm
s' = 60 cm
ditanya: f.....?
jawab:
1/f = 1/s + 1/s'
1/f = 1/20 + 1/60
1/f = 3/60 + 1/60
1/f = 4/60
f = 60/4
f = 15 cm
Jawabnya : 15 Cm
Semoga Bantu ❤
maaf kalo salah