The power of a combination of two lenses in contact is + 1:0 D. If the focal length of one of the lenses of the combination is + 200 cm, the focal length of the other lens would be: (a) - 120.0 cm (b) + 80-0 cm (c) - 25.0 cm (d) - 20-0 cm
Answers
Answered by
29
Answer:
Hlo friends
The answer is 80.0 cm
Explanation:
Hope you guys have written good in your exams
Similar questions