NCERT · Class 10 · Science · The Human Eye and Colourful WorldThe least distance of distinct vision for a young adult with normal vision is about:
Step-by-Step Solution
The least distance of distinct vision for a normal human eye is 25 cm. Below this distance, the eye cannot focus comfortably without strain.
Detailed Options Breakdown
Option : 25 m
Incorrect choice. This distractor represents a common misunderstanding of the core principles of The Human Eye and Colourful World.
Option 1: 2.5 cm
Incorrect choice. This distractor represents a common misunderstanding of the core principles of The Human Eye and Colourful World.
Option 2: 25 cm (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 3: infinity
Incorrect choice. This distractor represents a common misunderstanding of the core principles of The Human Eye and Colourful World.
💡 Study Guide: This question tests core syllabus concepts from The Human Eye and Colourful World. For formulas, key summaries, and mock exam reference guides, read the full The Human Eye and Colourful World Revision Notes.