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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 5963 Points
3 years ago
Dear Student

Option(c) is correct here.

Thanks

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