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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 photon of wavelength 300nm interacts with a stationary hydrogen atom in ground
- In Wheatstone bridge, three resistors P,Q and R are conncected in three arms
- The time of reverberation of a room A is one second. What will be the time (in seconds)
- Two electrons are separated by a distance of 1Å. What is the coulomb force between them?
- Power dissipated in an LCR series circuit connected to an a.c source of emf ? is
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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