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Radii of curvature of a converging lens are in the ratio 1:2. Its focal length is 6 cm and refractive index is 1.5. Then, its radii of curvature are ………… respectively
Options
(a) 9 cm and 18 cm
(b) 6 cm and 12 cm
(c) 3 cm and 6 cm
(d) 4.5 cm and 9 cm
Correct Answer:
4.5 cm and 9 cm
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
- Point masses m₁ and m₂ are placed at the opposite ends of a rigid rod of length L,
- The potential energy of particle in a force field is U = A/r² – b/r, where A and B
- The ionisation energy of an electron in the ground state of helium atom is 24.6 eV.
- The rest energy of an electron is
- The specific charge of a proton is 9.6×10⁷ C/kg. The specific charge of an alpha particle
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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