Jawaban:
Jarak fokus cerminnya 15 cm
Penjelasan:
so = 10 cm
si = -30 cm (Maya)
Ditanya :
Jarak fokus cermin = ___?
Jawab :
1/f = 1/so + 1/si
1/f = 1/10 - 1/30
1/f = 3/30 - 1/30
1/f = 2/30
f = 15 cm
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Jawaban:
Jarak fokus cerminnya 15 cm
Penjelasan:
so = 10 cm
si = -30 cm (Maya)
Ditanya :
Jarak fokus cermin = ___?
Jawab :
1/f = 1/so + 1/si
1/f = 1/10 - 1/30
1/f = 3/30 - 1/30
1/f = 2/30
f = 15 cm