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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
- When the angle of incidence is 60° on the surface of a glass slab, it is found
- If the alternating current I=I₁ cosωt+I₂ sinωt, then the rms current is given by
- An isolated sphere has a capacitance of 50pF. What would be the radius of the sphere?
- Three capacitors each of capacitance C and of breakdown voltage V are joined in series
- Kirchoff’s I law and II laws of electricity prove respectively the
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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