Question

16. In which of the following two cases the focal length of the eye lens will be more
(a) When ciliary muscles of a normal eye is most relaxed.
(b) When cilary muscles of a normal eye is in most contracted state. Explain with reason.​

Answer 1

Answer:

focal length of eye lens is more when the ciliary muscles of a normal eye are in their most relaxed state. In this state the lens becomes thin.