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A person can see clearly objects only when they lie between 50 cm and 400 cm from his eyes. In order to increase the maximum distance of distinct vision to infinity, the type and power of the correcting lens, the person has to use, will be
Options
(a) convex, +2.25 D
(b) concave, -0.25 D
(c) concave, -0.2 D
(d) convex, +0.15 D
Correct Answer:
concave, -0.25 D
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Ray Optics
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which scientist experimentally proved the existence of electromagnetic waves?
- To get three images of single object, one should have two plane mirrors at an angle of
- A bullet comes out of the barrel of gun of length 2m with a speed of 800 m/s
- The horizontal range of a projectile is 4√3 times the maximum height achieved
- A dust packet is dropped from 5th storey of a multi-storeyed building
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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