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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
- An objective moves ,starting from rest through a resistive medium
- 6Ω and 12Ω resistors are connected in parallel. This combination is connected
- When a mass m is attached to a spring, it normally extends by 0.2 m.
- One mole of an ideal gas at an initial temperature of T K, does 6R joule of work
- A particle with total energy E is moving in a potential energy region U(x)
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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