Home › UP Board Class 10 › Physics › Human Eye and Colourful World › A person cannot see distinctly objects kept beyo…
A person cannot see distinctly objects kept beyond 2 m. This defect can be corrected by using a lens of power
A+0.5 D
B+0.2 D
C-0.2 D
D-0.5 D
Answer & Solution
Correct answer: D. -0.5 D
This Human Eye and Colourful World item tests a core Physics concept.
Correct answer: -0.5 D.
_Source: NCERT Exemplar Science Class 10 (NCERT)_
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: