Jawaban:
5,45 ; 0,45 kali; 3,63 cm
Penjelasan:
Cermin cembung memiliki fokus negatif
a. 1/f = 1/s + 1/s'
1/-10 = 1/12 + 1/s'
1/s' = 1/10 + 1/12
1/s' = (6+5)/60
1/s' = 11/60
s' = 60/11 = 5,45 cm
c. Cari tau dulu perbesarannya
M = s'/s = 5,45/12 = 0,45 kali
b. M = h'/h
0,45 = h'/8
h' = 0,45 x 8 = 3,63 cm
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Jawaban:
5,45 ; 0,45 kali; 3,63 cm
Penjelasan:
Cermin cembung memiliki fokus negatif
a. 1/f = 1/s + 1/s'
1/-10 = 1/12 + 1/s'
1/s' = 1/10 + 1/12
1/s' = (6+5)/60
1/s' = 11/60
s' = 60/11 = 5,45 cm
c. Cari tau dulu perbesarannya
M = s'/s = 5,45/12 = 0,45 kali
b. M = h'/h
0,45 = h'/8
h' = 0,45 x 8 = 3,63 cm