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Byju's Answer
Standard VIII
Physics
Functions of Different Organs in the Human Eye
how focal len...
Question
how focal length increases when ciliary muscles relax
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Solution
When Eye is relaxed then the interior lens become least rounded so it has more Focal length.
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Q.
When the ciliary muscles are relaxed, the focal length of the eye lens
Q.
Explain power of accomodation
also explain what happens when ciliary muscles contract and relax (does the focal length increase or decrease) (what happens to the reading power if it increases or decreases)
Q.
Relaxation of the ciliary muscles causes the focal length of eye lens to:
Q.
Choose the correct alternative which matches second and third column .
Column I
Column II
Column III
I. Thickening of eye lens
A. Focal length increases
i. Ciliary muscles contract
II. Thining of eye lens.
B. Focal length decreases
ii. Ciliary muscles elongate
Q.
Contraction of the ciliary muscles
____
the focal length.
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Functions of Different Organs in the Human Eye
Standard VIII Physics
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