Question

Dik: s= 15cm
f= 20cm
Dit: a) s aksen, perbesaran, sifat bayangan
b) Lukiskan jalannya sinar pembentukan bayangan
Jawab:
Tolong dijawab pake cara ya ^^

Answer 1

1/f =1/s +1/s aksen
1/20 = 1/15 + 1/s aksen
1/s aksen = 1/20- 1/15
1/s aksen = 3/60-4/60
1/s aksen = -1/60
s aksen = -60 cm

sifat bayangan = diperbesar, tegak maya