change in focal length of an eye lens is caused by the action of the
Question
(a) pupil
(b) retina
(c) ciliary muscles
(d) iris
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Class 10 science
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2021-11-19T19:36:34+00:00
2021-11-19T19:36:34+00:00 1 Answer
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Answer-
(c) ciliary muscles
The action of the ciliary muscles changes
the focal length of an eye lens