Home › CBSE Class 10 › Science › The Human Eye and the Colourful World › The ability of the eye to focus on objects at di…
The ability of the eye to focus on objects at different distances by adjusting the focal length of the lens is called:
ADispersion
BPersistence of vision
CResolution
DPower of accommodation
Answer & Solution
Correct answer: D. Power of accommodation
1. Ciliary muscles change the curvature of the eye lens.
2. This changes the focal length, allowing focus on near or distant objects.
3. This adjustability is called the power of accommodation.
_Source: NCERT Class 10 Science, Ch 10 "The Human Eye and the Colourful World", §10.1.1_
Related questions
Light from a star changes colour during twinkling because:The ability of the eye to focus on objects at different distances is called:Tyndall effect — the visible path of a beam of light through a colloid — is a result of:An old man cannot read a book held close but can see distant scenes clearly. The defect anTwinkling of stars is caused by:The reddish appearance of the sun at sunrise and sunset is due to:The sky appears BLUE because of:A rainbow is formed by: