The change in focal length of an eye lens is caused by the action of the.......

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asked Jan 21, 2018 in Physics by Kundan kumar (49,132 points) 34 382 1019

The change in focal length of an eye lens is caused by the action of the

(a) pupil (b) retina (c) ciliary muscles (d) iris

1 Answer

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answered Jan 21, 2018 by Vikash Kumar (144,729 points) 8 11 21
selected Jan 21, 2018 by Kundan kumar
 
Best answer

(c) ciliary muscles.

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