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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
- Heat is flowing through a rod of length 50 cm and area of cross-section 5 cm².
- One-fourth length of a spring of force constant K is cut away. The force constant
- A stone thrown into still water, creates a circular wave pattern moving radially
- The electric field in a certain region is acting radially outward and is given by E=Ar.
- Which of the following combinations should be selected for better tuning of an L-C-R
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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