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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
- At a metro station, a girl walks up a stationary escalator in time t₁
- A wire is stretched under a force. If the wire suddenly snaps the temperature
- If a steel wire of length l and magnetic moment M is bent into a semicircular arc,
- The moon’s radius is 1/ 4 that of the earth and its mass is 1 / 80 times that of the earth
- A rod of weight W is supported by two parallel knife edge A and B
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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