Class 10ScienceThe Human Eye and the Colourful WorldMix Examples - The Human Eye and the Colourful World
EasyHow are we able to see nearby and also the distant objects clearly?
- ABy changing the size of the pupil.
- BBy changing the focal length of the eye lens.
- CBy changing the distance between the retina and the lens.
- DBy changing the intensity of light entering the eye.
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Similar Questions
$(a)$ Explain how a normal human eye is able to see distinctly objects placed at a distance as well as those placed at a nearer distance.
$(b)$ What are the far point and near point of a normal human eye?
$(b)$ What are the far point and near point of a normal human eye?
Medium
View Solution$A$ person suffering from an eye defect uses lenses of power $-1\, D$. Name the defect he is suffering from and the nature of lens used.
Easy
View SolutionTo correct astigmatism,we use a cylindrical lens.
Easy
View SolutionWhen one enters a dim-lit room from bright light,one is unable to see the objects in the room for some time. Explain why.
Medium
View SolutionAfter passing through the pupil, light rays fall on which part of the eye and undergo refraction?
Easy
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