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 + 20 * 0 cm , the focal length of the other lens would be:
Answers
Answered by
5
Answer:
+80.0 m
Explanation:
1D = 1/f
Therefore, f = 1m = 100cm
100cm = 20.0cm + x
Therefore x =
100 - 20
= +80.0cm
Answered by
0
Answer:
IM = 100CM
POWER = +IVE
CONVEX LENS
100-20=80CM
+80CM
Similar questions