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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
- A coil of self-inductance L is connected in series with a bulb B and an AC source
- A bucket full of water is revolved in a vertical circle of 2m
- A straight conductor of length 0.4 m is moved with a speed of 7 ms⁻¹perpendicular
- The potential energy of particle in a force field is U = A/r² – b/r, where A and B
- To get three images of single object, one should have two plane mirrors at an angle of
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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