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A luminous object is seperated from a screen by distance d. A convex lens is placed between the object and the screen such that it forms a distinct image on the screen. The maximum possible focal length of this convex lens is
Options
(a) 4 d
(b) 2d
(c) d/2
(d) d/4
Correct Answer:
d/4
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
- An object placed at 20 cm in front of a concave mirror produces three times
- Two coherent monochromatic beams of intensities I and 4I respectively, are superposed.
- A rod of weight W is supported by two parallel knife edge A and B
- A galvanometer of 50 Ω resistance has 25 divisions. A current of 4×10⁻⁴ A gives
- In Bohr model of hydrogen atom, the force on the electron depends on the principal
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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