SELECT * FROM question_mgmt as q WHERE id=3776 AND status=1 SELECT id,question_no,question,chapter FROM question_mgmt as q WHERE courseId=9 AND subId=16 AND chapterId=262 and ex_no='2' AND status=1 ORDER BY CAST(question_no AS UNSIGNED) CBSE Free NCERT Solution of 10th science The Human Eye and the Colourful World the least distance of distinct vision for a young

Question:

The least distance of distinct vision for a young adult with normal vision is about

(a) 25 m.          (b) 2.5 cm.          (c) 25 cm.          (d) 2.5 m.

Answer:

(a) 25 cm.

Least distance of distinct vision is the minimum distance of an object to see clear object. The least distance of distinct vision for a young adult with normal vision is about 25cm.

 


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