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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
- A steady current of 1.5 amp flows through a copper voltmeter for 10 minutes
- A 50 ohm galvanometer gets full scale deflection when a current of 0.01 A passes
- If a gymnast, sitting on a rotating stool with his arms outstretched, suddenly
- Two vessels separately contain two ideal gases A and B at the same temperature,
- Two straight wires each 10cm long are parallel to one another and seperated by 2 cm.
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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