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A person has a minimum distance of distinct vision as 50 cm. The power of lenses required to read a book at a distance of 25 cm is
Options
(a) 3 D
(b) 1 D
(c) 2 D
(d) 4 D
Correct Answer:
2 D
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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¹H+⁷Li→⁴He+⁴He
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Topics: Ray Optics
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- What is the Q-value of the reaction? ¹H+⁷Li→⁴He+⁴He
- The radius of curvature of the convex face of a plano-convex lens is 12 cm
- The radius of the convex surface of a plano-convex lens is 20 cm and the refractive index
- α- particles, β – particles and γ – rays are all having same energy.
- A photon of energy 10.2 eV collide inelastically with hydrogen atom in ground state
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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