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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
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A cylindrical tank is filled with water to a level of 3m. A hole is opened at a height
- In producing chlorine through electrolysis 100 watt power at 1125 V is being
- The velocity of sound is V, in air. If the density of air is increased to four times
- The maximum number of possible interference maxima for slit-seperation equal to
- A current of 5 A is passing through a metallic wire of cross-sectional area 4×10⁻⁶ m².
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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