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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
- Two closed organ pipes when sounded simultaneously give 4 beats/second.
- A force of 10 newton acts on a body of mass 20 kg for 10 seconds. Change in its momentum
- The angle of a prism is A. One of its refracting surfaces is silvered
- Two stones of masses m and 2m are whirled in horizontal circles, the heavier one
- The pair of quantities having same dimensions is
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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