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The near point and far point of a person are 40 cm and 250 cm, respectively. Determine the power of the lens he/she should use while reading a book kept at distance 25 cm from the eye.
Options
(a) 2.5 D
(b) 5 D
(c) 1.5 D
(d) 3.5 D
Correct Answer:
1.5 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
- The decay constant of a radio isotope is λ. If A₁ and A₂ are its activities at time
- The electirc field in a certain region is acting radially outward and is given by E=Ar.
- Angle of contact of a liquid with a solid depends on
- A particle of unit mass undergoes one-dimensional motion such that its velocity varies
- Two point charge +9e and +e are at 16 cm away from each other.
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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