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Two lenses of power 15 D and -3 D are placed in contact. The focal length of the combinations is
Options
(a) 10 cm
(b) 15 cm
(c) 12 cm
(d) 8.33 cm
Correct Answer:
8.33 cm
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - An electric dipole of dipole moment p is aligned parallel to a uniform electric field E
- A round disc of moment of inertia i₂ about its axis perpendicular to its plane
- Two particles A and B having equal charges, after being accelerated
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Topics: Ray Optics
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- An electric dipole of dipole moment p is aligned parallel to a uniform electric field E
- A round disc of moment of inertia i₂ about its axis perpendicular to its plane
- Two particles A and B having equal charges, after being accelerated
- A ray of light passes from a medium A having refractive index 1.6 to the medium
- For photoelectric emission to take place
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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