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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
- Sodium has body centred packing. Distance between two nearest atoms is 3.7 Å.
- The energy of groundstate (n=1) of hydrogen level is -13.6 eV. The ionistation
- If the image formed by a convex mirror of focal length 30 cm is a quarter of the size
- Three identical spheres, each of mass 3 kg are placed touching each other
- A body is moving with velocity 30 m/s towards east. After 10 seconds its velocity
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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