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A person cannot see the objects clearly placed at a distance more than 40 cm. He is advised to use a lens of power
Options
(a) -2.5 D
(b) 2.5 D
(c) -6.25 D
(d) 1.5 D
Correct Answer:
-2.5 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
- A 10 micro farad capacitor is charged to 500 V and then its plates are joined
- The damping force on an oscillator is directly proportional to the velocity.
- One way in which the operation of a n-p-n transistor differs from that of a p-n-p
- Photons of 5.5 eV energy fall on the surface of the metal emitting photoelectrons
- Four indentical thin rods each of mass M and length l, form a square frame
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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