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The radius of curvature of the convex face of a plano-convex lens is 12 cm and the refractive index of the material of the lens is 1.5. Then, the focal length of the lens is
Options
(a) 6 cm
(b) 12 cm
(c) 18 cm
(d) 24 cm
Correct Answer:
24 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
- A stone falls freely under gravity.It covers distances h₁,h₂ and h₃
- In Young’s double slit experiment, the phase difference between the two waves
- Electrons of mass m with de-Broglie wavelength λ fall on the target in an X-ray tube.
- An atom bomb weighing 1 kg explodes releasing 9×10¹³ J of energy.
- The radius of gyration of a solid sphere of radius r about a certain axis is r
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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