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The change in focal length of an eye tens is caused by the action of the (a) pupil. (b) retina. (c) ciliary muscles. (d) iris.

The change in focal length of an eye tens is caused by the action of the
           (a) pupil.                                 (b) retina.
           (c) ciliary muscles.           (d) iris.

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5916 Points
one month ago
Dear Student

Option(c) is correct here.

Thanks

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