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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
- When a current of (2.5±0.5) A flows through a wire, it develops a potential difference
- If (range)² is 48 times (maximum height)², then angle of projection is
- A circular road of radius 1000m has banking angle 45°.The maximum safe speed of a car
- Electric field at a point of distance r from a uniformly charged wire of infinite
- Two resistors of resistances 2Ω and 6Ω are connected in parallel.
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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