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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
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A bullet of mass m moving with velocity v strikes a block of mass M at rests
- A resistance R draws power P when connected to an AC source. If an inductance
- Two thin dielectric slabs of dielectric constants K₁ and K₂, (K₁ < K₂) are inserted
- An object is placed 30 cm away from a convex lens of focal length 10 cm and a sharp
- If R is the radius of the earth and g is the acceleration due to gravity
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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