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A thin convex lens of refractive index 1.5 has 20 cm focal length in air. If the lens is completely immersed in a liquid of refractive index 1.6, then its focal length will be
Options
(a) -160 cm
(b) -100 cm
(c) (+10 cm)
(d) (+ 100 cm)
Correct Answer:
-160 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
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In a capillary tube water raises by 1.2 mm. The height of water that will rise
- A long straight wire carries a certain current and produces a magnetic field
- The displacement of a particle along the x-axis is given by x = a sin² ?t
- The electrons are emitted in the photoelectric effect from a metal surface
- A particle is moving such that its position coordinates (x,y) are (2 m,3 m) at time
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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