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When objects at different distances are ...

When objects at different distances are seen by the eye, which of the following remai constant?

A

the focal length of the eyes lens

B

the objects distance from the eye lens

C

the radii of curvature of the eye lens

D

the image distance from the eye lens

Text Solution

Verified by Experts

The correct Answer is:
D
The image formed by the eyes lens is always on the retina and the image distance is fixed.
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Knowledge Check

  • Different objects at different distances are seen by the eye. The parameter that remains constant is

    A
    the focal length of the eye lens
    B
    the object distance from the eye lens
    C
    the radii of curvature of the eye lens
    D
    the image distance from the eye lens

  • When a person is looking at objects kept at different distances then which one of the following factors remains constant ?

    A
    power of eye lens
    B
    distance of object from eye lens
    C
    distance of image from eye lens
    D
    radius of curvature of eye lens

  • The human eye can focus objects at different distances by adjusting the focal length of the eye lens. This is due to

    A
    presbyopia
    B
    accommodation
    C
    near-sightedness
    D
    far-sightedness

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